Oleksyshyn, John <br/><br/>
Geology and Mineral Resources of Ukraine 

 - Philadelphia  Jeferson Medical College  1955 
 -  24 cm 
<br/><br/> Reprinted from "Proceedings of the Pennsylvania Academy of Science",V.29, 1955 
<br/><br/><br/>English 
<br/><br/><label>Subjects--Index Terms: </label>Geology