Buti, M. Aslam Kemal, Rashid Salam, A. <br/><br/>
Synthesis of Hetero-Bicyclic-Compounds 

 - 27-29 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pyrano-Dioxin<br/>Pyridino-Dioxin