Jędrzejewska B., Jędrzejewski W. 1998. Predation in vertebrate communities. The Białowieża Primeval Forest as a case study. Springer-Verlag, Ecological Studies 135. Berlin - Heidelberg - New York. 1-450.

Jędrzejewski W., Jędrzejewska B., Okarma H., Ruprecht A.L. 1992. Wolf predation and snow cover as mortality factors in the ungulate community of the Białowieża Primeval Forest. Oecologia 90: 27-36.

Jędrzejewski W., Jędrzejewska B., Okarma H., Schmidt K., Zub K. and Musiani M. 2000. Prey selection and predation by wolves in Białowieża Primeval Forest, Poland. Journal of Mammalogy 81: 197-212.

Jędrzejewski W., Schmidt K., Theuerkauf J., Jędrzejewska B. and Okarma H. 2001. Daily movements and territory use by radio-collared wolves (Canis lupus) in Białowieża Primeval Forest in Poland. Canadian Journal of Zoology 79: 1993-2004.

Jędrzejewski W., Schmidt K., Theuerkauf J., Jędrzejewska B., Selva N., Zub K. and Szymura L. 2002a. Kill rates and predation by wolves on ungulate populations in Białowieża Primeval Forest (Poland). Ecology 83: 1341-1356.

Jędrzejewski W., Nowak S., Schmidt K. and Jędrzejewska B. 2002b. The wolf and the lynx in Poland - results of a census conducted in 2001. Kosmos 51: 491-499. (In Polish with English summary)

Okarma H. 1995. The trophic ecology of wolves and their predatory role in ungulate communites of forest ecosystems in Europe. Acta Theriologica 40: 335-386.

Okarma H., Jędrzejewski W., Schmidt K., Śnieżko S., Bunevich A. N., Jędrzejewska B. 1998. Home ranges of wolves in Białowieża Primeval Forest, Poland, compared with other Eurasian populations. Journal of Mammalogy 79: 842-852.

Pierużek-Nowak S. 2002. Dynamika populacji, ekologia i problemy ochrony wilka Canis lupus w Beskidzie Śląskim i Żywieckim [Population dynamics, ecology and conservation of the wolf (Canis lupus) in the Silesian and Żywiecki Beskidy Mountains]. PhD Thesis. Mammal Research Institute PAS, Association for Nature WOLF, Institute of Nature Conservation PAS, Białowieża-Godziszka-Kraków. (In Polish)

Śmietana W., Wajda J. 1993. Diet of wolves in the Bieszczady Mountains, Poland. Acta Theriologica 38: 245-251.