History of the Estonian SSR

Ижил төстэй зүйлс

• Items from history of science in the Estonian SSR
  Хэвлэсэн: (1971)
• Electrification of the estonian SSR
  -н: Kala K., Vabar M.
  Хэвлэсэн: (1979)
• Avademy of sciences of the estonian SSR.
  Хэвлэсэн: (1986)
• Entomological research in the Estonian S.S.R.
  Хэвлэсэн: (1968)
• Plant taxonomy, geography and ecology in the Estonian S.S.R.
  Хэвлэсэн: (1969)