Bitsadze, A. V. <br/><br/>
Collection of problems on the equations of mathemical physics   
by A. V. Bitsadze , D. E. Kalinichenko 
 - Moscow  MIR Publishers  1980 
 - 334p. 
<br/><br/><label>Dewey Class. No.: </label>530.15  / N801;1