EN
The genetic isolation as a criterion defining the species within the parasiotic Nematodes. V Symposium "Genetics problems in parasitology", Warsaw, 25 XI 1977
RU
Geneticheskaja izoljacija kak kriterijj, opredeljajushhijj rod sredy parazitnykh nematodov. V Simpozium "Voprosy genetiki v parazotologii", Varshava, 25 XI 1977