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v n saks
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Geograficheskie problemy pri selʹskokhozi︠a︡ĭstvennom osvoenii Sibiri
V. N. Saks · "Nauka," Sibirskoe otd-nie
159 sayfa · 1977
Agricultural geography / Physical geography / Natural resources / Reclamation of land
Vodnye resursy i vodnoe khozi︠a︡ĭstvo Sibiri
Vladimir Nikolaevich Saks, V. N. Saks, Akademii︠a︡ nauk SSSR. Sibirskoe otdelenie, Geograficheskoe obshchestvo Soi͡uza SSR. Novosibirskiĭ otdel · "Nauka," Sib. otd-nie
115 sayfa · 1968
Water resources development