Polish Academy of Sciences, Institute of Mathematica, Warszawa <br/><br/>
Partial differential equations; papers contributed at the 36th semester held at Stefan Banach International MathematicalCenter, Warszawa from Sept. 17- Dec. 17, 1990   
Ed. by Bogdan Bojarski, Wojciech Zajaczkowski and Bogdan Ziemian 
 - Warszawa  The Auth.  1992 
 - 
 - Banach Center Publications   v. 27, pt. 1 & 2 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>515.35  / P768.PD