@article {1774,
	title = {A review of the study of Oinonen (1956) on ants on rocks and their contribution to forest regeneration in Southern Finland},
	journal = {Scandinavian journal of forest research},
	volume = {26},
	year = {2011},
	pages = {72-80},
	author = {Kilpel{\"a}inen, J. and Niemel{\"a}, P. and Kuuluvainen, T.}
}
@article {1751,
	title = {The effect of stand age on CO 2 efflux from wood ant (Formica rufa group) mounds in boreal forests},
	journal = {Soil Biology and Biochemistry},
	volume = {52},
	year = {2012},
	pages = {21-28},
	author = {Ohashi, M. and Dornisch,T. and Fin{\'e}r, L. and Jurgensen, M. F. and Sundstr{\"o}m, L. and Kilpel{\"a}inen, J. and Risch, A. C. and Niemel{\"a}, P.}
}
@book {1332,
	title = {The role of red wood ants in carbon and nutrient dynamics of forest ecosystems. {\textendash} Annales Zoologici Fennici 42 (3), 161 p},
	year = {2005},
	author = {Sundstr{\"o}m, L. and Niemel{\"a}, P.}
}
@article {981,
	title = {Prosopis nigrita F., neu f{\"u}r Finnland},
	journal = {Annales Entomologici Fennici},
	volume = {16},
	year = {1950},
	pages = {36},
	author = {Niemel{\"a}, P.}
}
@article {980,
	title = {Mitteilungen {\"u}ber die Apiden (Hym.) Finnlands. 3. Die Untergattung Taeniandrena Hedicke},
	journal = {Annales Entomologici Fennici},
	volume = {15},
	year = {1949},
	pages = {101-120},
	keywords = {pdf},
	author = {Niemel{\"a}, P.}
}
@article {979,
	title = {Loismehil{\"a}inen Coelioxys alata F{\"o}rst. (Hym., Apidae) Suomesta v. 1941},
	journal = {Annales Entomologici Fennici},
	volume = {14},
	year = {1948},
	pages = {50-51},
	author = {Niemel{\"a}, P.}
}
@article {978,
	title = { Einige Prosopis vallei Niemel{\"a} {\textendash}Weibchen (Hym., Apidae) mit m{\"a}nnchlichen Gesicht aus Kangasala, Mittelfinnland},
	journal = {Annales Entomologici Fennici},
	volume = {14},
	year = {1948},
	pages = {10-15},
	author = {Niemel{\"a}, P.}
}
@article {977,
	title = { Er{\"a}it{\"a} Karjalan kannakselta k{\"a}sin maahamme parhaillaan levi{\"a}vi{\"a} mehil{\"a}islajeja (Hym.).},
	journal = {Annales Entomologici Fennici},
	volume = {37},
	year = {1937},
	pages = {175-179},
	author = {Niemel{\"a}, P.}
}
@article {976,
	title = {Prosopis vallei n. sp. (Hym., Apidae), neu f{\"u}r Finnland.},
	journal = {Annales Entomologici Fennici},
	volume = {13},
	year = {1937},
	pages = {78-86},
	author = {Niemel{\"a}, P.}
}
@article {975,
	title = {Mitteilungen {\"u}ber die Apiden (Hym.) Finnlands. 2. Die Gattung Epeolus Latr},
	journal = {Annales Entomologici Fennici},
	volume = {13},
	year = {1947},
	pages = {35-43},
	author = {Niemel{\"a}, P.}
}
@article {974,
	title = { Maalle uusi erakkoampiainen, Odynerus gracilis Brull},
	journal = {Annales Entomologici Fennici},
	volume = {7},
	year = {1941},
	pages = {79},
	author = {Niemel{\"a}, P.}
}
@article {973,
	title = {Mitteilungen {\"u}ber die Apiden (Hym.) Finnlands. 1. Die Gattung Megachile Latr. },
	journal = {Annales Entomologici Fennici},
	volume = {2},
	year = {1936},
	pages = {86{\textendash}96, 140-148},
	author = {Niemel{\"a}, P.}
}
@article {972,
	title = {Einige intressante Apidenfunde aus Finnland},
	journal = {Notulae Entomologicae},
	volume = {14},
	year = {1934},
	pages = {30-35},
	author = {Niemel{\"a}, P.}
}
@mastersthesis {971,
	title = {Etel{\"a}suomalaisten pikkumehil{\"a}isten kukillak{\"a}ynneist{\"a}.  Pro gradu {\textendash}ty{\"o}, Turun yliopisto. 526 s.},
	year = {1934},
	author = {Niemel{\"a}, P.}
}
@article {867,
	title = { Decomposition of organic matter and nutrient mineralisation in wood ant (Formica rufa group) mounds in boreal coniferous forests of different age},
	journal = {Biology and Fertility of Soils},
	volume = {44},
	year = {2011},
	pages = {539-545.},
	author = {Dornisch,T. and Ohashi, M. and Fin{\'e}r, L. and Risch,A. C. and Sundstr{\"o}m, L. and Kilpel{\"a}inen, J. and Niemel{\"a}, P.}
}
@article {866,
	title = {Contribution of red wood ant mounds to forest floor CO efflux in boreal coniferous forests},
	journal = {Soil Biology \& Biochemistry},
	volume = {38},
	year = {2006},
	pages = {2425-2433.},
	author = {Domisch, T. and Fin{\'e}r, L. and Ohashi, M. and Risch, A. C. and Sundstr{\"o}m, L. and Niemel{\"a}, P. and Jurgensen, M.F.}
}
@article {836,
	title = {Nests and nest sites of red wood ants (Hymenoptera, Formicidae) in Subarctic Finland.},
	journal = {Annales Entomologici Fennici},
	volume = {55},
	year = {1989},
	pages = {81-87},
	author = {Laine, K. J. and Niemel{\"a}, P.}
}
@article {835,
	title = {The influence of ants on the survival of mountain birches during an Oporinia autumnata (Lep., Geometridae) outbreak.},
	journal = {Oecologica},
	volume = {47},
	year = {1980},
	pages = {39-4},
	author = {Laine, K. and Niemel{\"a}, P.}
}
@article {830,
	title = {Flowers visited by honey bees in southern Finland.},
	journal = {J. Sci. Agric. Soc. Finland },
	volume = {51},
	year = {1979},
	pages = { 17-24},
	author = {K{\"a}pyl{\"a}, M. and Niemel{\"a}, P.}
}
@article {822,
	title = {Does the mutualism between wood ants (Formica rufa group) and Cinara aphids affect Norway spruce growth? },
	journal = {Forest Ecology and Management},
	volume = {257},
	year = {2009},
	pages = {238-243},
	author = {Kilpel{\"a}inen, J. and Fin{\'e}r, L. and Neuvonen, S. and Niemel{\"a}, P. and Dornisch,T. and Risch, A. C. and Jurgensen, M. F. and Ohashi, M. and Sundstr{\"o}m, L.}
}
@article {821,
	title = {Carbon, nitrogen and phosphorus dynamics of ant mounds (Formica rufa group) in managed boreal forests of different successional stages.},
	journal = {Applied Soil Ecology},
	volume = {36},
	year = {2007},
	pages = {156-163},
	author = {Kilpel{\"a}inen, J. and Fin{\'e}r, L. and Niemel{\"a}, P. and Dornisch,T. and Neuvonen, S. and Ohashi, M. and Risch, A.C. and Sundstr{\"o}m, L.}
}
@article {816,
	title = {Ground-living arthropods along pollution gradient in boreal pine forest.},
	journal = {Entomologica Fennica},
	volume = {6},
	year = {1995},
	pages = {127-131},
	author = {Koponen, S. and Niemel{\"a}, P.}
}
@article {464,
	title = {The role of wood ants (Formica rufa group) in carbon and nutrient dynamics of a boreal Norway spruce forest ecosystem},
	journal = {Ecosystems},
	volume = {16},
	year = {2013},
	pages = {196-208},
	keywords = {Aculeata, Formicidae},
	author = {Fin{\'e}r, L. and Jurgensen, M. F. and Dornisch, M. F. and Kilpel{\"a}inen, J. and Neuvonen, S. and Punttila, P. and Risch, A. C. and Ohashi, P. and Niemel{\"a}, P.}
}
@article {463,
	title = {Stand type is more important than red wood ant abundance for the structure of ground-dwelling arthropod assemblages in managed boreal forests},
	journal = {Agricultural and Forest Entomology},
	volume = {14},
	year = {2012},
	pages = {295-305},
	keywords = {Aculeata, Formicidae},
	author = {Neuvonen, S. and Saikkonen, T. and Sundstr{\"o}m, L. and Punttila, P. and Risch, A. C. and Dornisch, M. F. and Niemel{\"a}, P. and Kilpel{\"a}inen, J. and Ohashi, P. and Fin{\'e}r, L.}
}
@article {456,
	title = {Distribution of ant species and mounds (Formica) in different-aged managed spruce stands in eastern Finland},
	journal = {Journal of Applied Entomology },
	volume = {132},
	year = {2008},
	pages = {315-325},
	keywords = {Aculeata, Formicidae},
	author = {Kilpel{\"a}inen, J. and Punttila, P. and Fin{\'e}r, L. and Niemel{\"a}, P. and Dornisch, M. F. and Jurgensen, S.}
}
@proceedings {454,
	title = {Mound-building ants aggregate and redistribute carbon and nutrients in boreal forest floor},
	year = {2007},
	keywords = {Aculeata, Formicidae},
	author = {Kilpel{\"a}inen, J. and Fin{\'e}r, L. and Dornisch, M. F. and Jurgensen, S. and Neuvonen, S. and Niemel{\"a}, P. and Ohashi, P. and Punttila, P. and Risch, A. C. and Sundstr{\"o}m, L.}
}
@article {453,
	title = {Forest stand structure, site type and distribution of ant mounds in boreal forests in Finland in the 1950s},
	journal = {Annales Zoologici Fennici},
	year = {2005},
	pages = {243-258},
	keywords = {Aculeata, Formicidae},
	author = {Kilpel{\"a}inen, J. and Punttila, P. and Sundstr{\"o}m, L. and Niemel{\"a}, P. and Fin{\'e}r, L.}
}
@article {451,
	title = {The impact of wood ants (Hymenoptera: Formicidae) on the structure of invertebrate community on mountain birch (Betula pubescens ssp. czerepanovii)},
	journal = {Annales Zoologici Fennici},
	volume = {41},
	year = {2004},
	pages = {429-446},
	keywords = {Aculeata, Formicidae},
	author = {Punttila, P. and Niemel{\"a}, P. and Karhu, K.}
}
@article {442,
	title = {The importance of small-scale heterogeneity in boreal forests: variation in diversity in forest-floor invertebrates across the succession gradient},
	journal = {Ecography},
	volume = {19},
	year = {1996},
	pages = {352-368},
	author = {Niemel{\"a}, P. and Haila, Y. and Punttila, P.}
}
@proceedings {440,
	title = {Effects of forest structure and management on the invertebrate fauna: Finland and Russian Karelia in comparison},
	year = {1995},
	pages = {70},
	keywords = {Aculeata, Formicidae},
	author = {Siitonen, J. and Haila, Y. and Kaila, L. and Martikainen, P. and Niemel{\"a}, P. and Punttila, P.}
}
@inbook {439,
	title = {Effects of different forest management histories on the invertebrate fauna},
	booktitle = {Angelstam, P., Mikusi{\'n}ski, G. \& Travina, S. (eds.), Research in eastern Europe to solve nature conservation problems in the Nordic countries. Swedish University of Agricultural Sciences, Department of Wildlife Ecology, Report 28},
	volume = {28},
	year = {1995},
	pages = {29-30},
	keywords = {Aculeata, Formicidae},
	author = {Haila, Y. and Kaila, L. and Koponen, S. and Martikainen, P. and Niemel{\"a}, P. and Punttila, P. and Siitonen, J.}
}
@article {363,
	title = {Reversed latitudinal gradient in species richness of sawflies (Hymenoptera, Symphyta)},
	journal = {Annales Zoologici Fennici},
	volume = {31},
	year = {1994},
	pages = {83-88},
	keywords = {Symphyta},
	author = {Kouki, J. and Niemel{\"a}, P. and Viitasaari, M.}
}
