Estonian contributions to the International Biological Programme Progress Report III

Ижил төстэй зүйлс

• Estonian contributions to the International Biological Programme Progress Report III
  Хэвлэсэн: (1971)
• The resul ts of the romanian researches carried out in the framework of the international biological programme
  Хэвлэсэн: (1979)
• Report of the committee on contributions
  Хэвлэсэн: (2003)
• History of the Estonian SSR
  -н: Juhan Kahk; Karl Siilivask
  Хэвлэсэн: (1979)
• Electrification of the estonian SSR
  -н: Kala K., Vabar M.
  Хэвлэсэн: (1979)