Livingston Island as an environment for the Antarctic life, N. Chipev and K. Velchev; peculiarities in the formation of humus in soils from Antarctica - characteristics, factors and mechanisms, M. Sokolovska, L. Petrova and N. Chipev; selected data characterizing microbocoenoses in soil samples from the Antarctic region, V. Bogoev and M. Gyosheva; isolation and taxonomic investigation of actynomyces strains from Antarctica, K. Christova and M. Naidenova; ecophysiological study of streptomyces strains isolated from different soils of Livingston Island, Antarctica, D. Temniskova-Topalova, N. Chipev and K. Manoilova; intersticial rhizopods (Rhizopoda - Testacea and Foraminiferida) from the Antarctic region of Chile and Valparaiso (The Pacific), V. Golemansky and M. Todorov; notes on testate amoebae (Protozoa - Rhizopoda) from Livington Island (South Shetland Islands), M.T. Todorov and V.G. Golemansky; variation in abundance and trophic group structure of soil nematodes in various habitats at Livingston Island, Antarctica, N. Chipev and V. Peneva; "Prionchulus punctatus" cobb, 1917, a new record from Patagonia (Chile), with notes on other mononchids from Antarctic regions, V. Peneva, N. Chipev and S. Nedelchev; record of "Corynosoma Pseudohamanni" zdzitowiecki, 1984 (Acanthocephala, Polymorphidae) in birds at Livingston Island, South Shetlands, with a review of Antarctic avian acanthocephalans, Z.M. Dimitrova, N.H. Chipev and B.B. Georgiev; Cestodes in sea birds at Livingston Island, South Shetlands, Antarctica, B. Georgiev, G. Vassileva, N. Chipev and Z. Dimitrova.