Erickson, John Gerhard ,  1917- <br/><br/>
The 1, 2, 3- and 1, 2, 4-triazines, tetrazines, and pentazines 
[b y] John G. Erickson, Paul F. Wiley [and] V.P. Wystrach. 
 - New York :  Interscience Publishers,  1956. 
 - 261 p. ;  24 cm. 
 - The Chemistry of heterocyclic compounds; a series of monographs. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heterocyclic compounds.<br/>Nitrogen compounds.
<br/><br/><label>Dewey Class. No.: </label>547.5