Kos, N.J. <br/><br/>
The reactivity of substituted purines in strongly basic medium the occurrence of 
/by N.J.Kos 
 - [S.l.]  [s.n.]  0 
 - 107 p. 
<br/><br/><label>ISBN: </label>116334 
<br/><br/><label>Dewey Class. No.: </label>547.596  / KOS