Erlander, Sven <br/><br/>
Optimizing Nonlinear Models of Certain Transportation and Inventory Systems 
Sven Erlanger 
 - Stockholm  Elanders boktryckeri Aktiebolag  1968 
 - 202 p  Tab., ill  24 cm 
 - Acta Polytechnica Scandinavica, Mathematics and Computing Machinery  Series No. 16 .
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