Asosiy kontentga oʻtish
AkademIndex

Mahsulotlar

Ishlab chiquvchilar uchun

AkademBaseEkotizim uchun ochiq API

O. I. Kovaleva

1 ta ish

Polytechnic Institute, Khar’kov and Physicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, Khar’kov