Antos, J <br/><br/>
[Contraceptive punched card].  [electronic resource] 

 -  Ceskoslovenska gynekologie  Apr 1967 
 - 259 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0374-6852 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Contraception<br/>Czechoslovakia<br/>Documentation<br/>Female<br/>Humans<br/>Punched-Card Systems