- Popular article1999. Morphometric variation of the common shrew Sorex araneus in Poland, in relation to karyotype. ISACC Fifth International Meeting, Białowieża, Poland, 17-21 August 1999, 'Evolution in the Sorex araneus group. Cytologenetic and molecular aspects'. : 42.
- Popular article1999. Skład pokarmu borsuka Meles meles w Polsce na tle innych badań europejskich. Działalność naukowa PWN 7 : 100-101.
- Article in journal1998. Phylogeny of plecotine bats: reevaluation of morphological and chromosomal data. Journal of Mammalogy 79 : 78-90.
- Article in journal1998. Człowiek i nietoperz: legendy, wierzenia, przesądy. Przegląd Zoologiczny 42 : 157-170.
- Book1998. Predation in vertebrate communities. The Białowieża Primeval Forest as a case study. Springer-Verlag, Berlin
- Article in journal1998. Het succes van de wisent in Białowieża. Nieuwe Wildernis 4 : 16-21.
- Article in journal1998. Speed and actual distances travelled by radiocollared wolves in Białowieża Primeval Forest (Poland). Acta Theriologica 43 : 409-416. DOI: 10.4098/AT.arch.98-38
- Article in journal1998. Home ranges of wolves in Białowieża Primeval Forest, Poland, compared with other Eurasian populations. Journal of Mammalogy 79 : 842-852.
- Book chapter1998. Evolution of social systems in shrews. In: Evolution of Shrews. Mammal Research Institute, Białowieża : 347-406.
- Article in journal1998. Maternal behaviour and juvenile dispersal in the Eurasian lynx. Acta Theriologica 43 : 391-401. DOI: 10.4098/AT.arch.98-37 PDF
