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Michalak, S. List of ephemerophytes of the Opole region. 15–30. (in Polish)
Sendek, A. Geobotanical characteristics of the Góra Gipsowa Nature Reserve near Dzierżysław. 31–42. (in Polish)
Szotkowski, P. Ambrosia artemisiifolia L. (A. elatior L.) in arable fields near Zdzieszowice, Opole Voivodeship. 43–48. (in Polish)
Kufel, J., Hajduk, Z., Matuszewska, K. Leech fauna (Hirudinea) of different types of aquatic habitats in the Opole region. 49–66. (in Polish)
Kurdziel, Z. Sources of hospital infection in the abiotic environment of the Institute of Gynaecology and Obstetrics in Bytom, Silesian Medical Academy in Katowice. 67–82. (in Polish)
Hajduk, Z. Cladocera and Copepoda fauna of the pond in the “Smolnik” Nature Reserve. 83–91. (in Polish)
Stachurska, A., Sadowska, A., Kuszell, T. Palynological catalogue of Polish plants. Plates 247–256. (in Polish)