Duplicate title to 


    <a href="http://pure.iiasa.ac.at/view/iiasa/2447.html"><span class="person_name">Tchijov, I.</span></a> and <span class="person_name">Tomaszewicz, L.</span>
  

<span xmlns="http://eprints.org/ep3/control" class="date">(1985)</span>

<span xmlns="http://eprints.org/ep3/control" xmlns:cite="http://eprints.org/ep3/citation" xmlns:xhtml="http://www.w3.org/1999/xhtml" class="title"><a href="http://pure.iiasa.ac.at/cgi/users/home?screen=EPrint::View&amp;eprintid=13054"><xhtml:em>Introduction.</xhtml:em></a></span>


   <span xmlns="http://eprints.org/ep3/control" class="publication"> 
      In:  
      Input-Output Modeling.
    
    
      Lecture Notes in Economics and Mathematical Systems, 292
      .
    
    Springer Berlin/Heidelberg, Germany, pp. 1-5.
     ISBN 978-3-662-22033-7</span>