&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b> 596 </b><br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b> Б 45 </b><br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b> Беме, Р.Л. </b><br/>
 — Москва : Изд-во Моск. ун-та, 1975. — 181 с<tr style="background:white;border:0;"><td width="50%" style="background:white;border:0;"></td><td width="50%" style="background:white;border:0;"><b>УДК  596  596.4 <br/></b></td></tr>