Wybrane publikacje:

Romanowski J., J. Matuszkiewiecz, K. Kowalczyk, A. Kowalska, A. Kozłowska, J. Solon, I.M. Bouwma, H. Middendorp, R. Reijnen, R. Rozemeijer and Sluis, T. van der (ed). 2005. Evaluation of ecological consequences of development scenarios for the Vistula River. Warsaw, Wageningen , Utrecht 1-127.

Reuther C., Dolch D., Green R., Jahrl J., Jefferies D. J., Krekemeyer A., Kucerova M., Madsen A. B., Romanowski J., Roche K., Ruiz-Olmo J., Teubner J., Trindade A. 2000. Surveying and Monitoring Distribution and Population Trends of the Eurasian Otter ( Lutra lutra ). Guidelines and Evaluation of the Standard Method for Surveys as recommended by the European section of the IUCN/SSC Otter Specialist Group. Habitat No 12, Hankensbuttel: 1-152.

Pinowski J., Niewiadowska A., Juricova Z., Literak I., Romanowski J. 1999. Chlorinated Aromatic Hydrocarbons in the Brains and Lipids of Sparrows ( Passer domesticus and Passer montanus ) from Rural and Suburban Areas near Warsaw - Bull. Environ. Contam. Toxicol. 63: 736-743

Romanowski J. 1998. Śladami zwierząt. Państwowe Wydawnictwo Rolnicze i Leśne, Warszawa. 1-223

Caccamise D.F., Reed L.M., Romanowski J., Stouffer P.C. 1997. Roosting behavior and group territoriality in American Crows. The Auk 114: 628-637.

Literak I., Pinowski J., Anger M., Juricova Z., Hahm Kyu-Hwang & Romanowski J. 1997. Toxoplasma gondii antibodies in house sparrows ( Passer domesticus ) and tree sparrows ( P. montanus ) - Avian Pathology 26: 823-827.

Romanowski J., Brzeziński M. 1997. How standard is the standard technique of the otter survey? IUCN Otter Specialist Group Bulletin 14(2): 57-61.

Romanowski J. 1996 - On the diet of urban kestrels (Falco tinnunculus) in Warsaw - Buteo 8: 123-130.

Brzeziński M., Romanowski J., Cygan J. P., Pabin B. 1996 - Otter Lutra lutra distribution in Poland - Acta Theriologica 41 (2): 113-126.

Romanowski J., Brzeziński M., Cygan J. P. 1996 - Notes on the technique of the otter field survey - Acta Theriologica 41 (2): 199-204.

Sumiński P., Goszczyński J. and Romanowski J. 1994 - Ssaki drapieżne Europy - PWRiL, Warszawa: 1-298.

Romanowski, J. 1988 - Abundance and activity of the domestic cat ( Felis silvestris f. catus L.) in the suburban zone - Pol. ecol. Stud. 14 (1-2): 213-221.

Romanowski, J. 1988 - Trophic ecology of Asio otus (L.) and Athene noctua (Scop.) in the suburbs of Warsaw - Pol. ecol. Stud. 14 (1-2): 223-234.