Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
5 ta ish
Union of the German Academies of Sciences and Humanities
P. P. Pal‐Val, H Kaufmann
H Kaufmann, S. V. Lubenets, В. Д. Нацик +3
V. D. Natsik, P. P. Pal‐Val, J. Engert +1
V. D. Natsik, P. P. Pal‐Val, J. Engert +3