К вопросу об обучении русскому языку глухих школьников
Published in Специальное образование • Jan 1, 2012
Authors:
Томсон Виктория Александровна
Abstract
A new fossil leaf impression of Alphonsea Hk. f. & T. of the family Annonaceae is described from the Late Oligocene sediments of Makum Coalfield, Assam, India. This is the first authentic record of the fossil of Alphonsea from the Tertiary rocks of South Asia. The Late Oligocene was the time of the ...
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