Guide to soil excursion :  transcaucasia tour 4A, Armenia / 
Ed. G.P. Petrosian, translated by V.I. Sverdlov. 
 - Moscow :  Nauka,  1974. 
 - 98 p. 
 - X international congress of soil science .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>mountain cinnamonic soil mountain brown forest soil