International Seminar on Trends in Mathematical Modelling, Venice, 13-18 December 1971  [proceedings] 
Edited by Nigel Hawkes 
 - Berlin  New York  Springer-Verlag  1973 
 - vi, 288 p  26 cm 
 - Lecture notes in economics and mathematical systems  80 .
<br/><br/> Contine bibliografie 
<br/><br/><label>ISBN: </label>0387061444 (New York) 
<br/><br/><label>LCCN: </label>72-096971 //r79 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis--Congresses<br/>Mathematical models