Государственная геологическая карта Российской Федерации. Масштаб 1:1 000 000 (третье поколение). Серия Центрально-Европейская. Листы О-35 - Псков, (N-35), О-36 - Санкт-Петербург. Объяснительная записка

545 Pages · 2016 · 64.38 MB · Russian
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“ Live as if you were to die tomorrow. Learn as if you were to live forever. ” ― Mahatma Gandhi
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