Gaya APA

DEMIDENKO, G, V., USPENSKII, S. (). PARTIAL DIFFERENTIAL EQUATIONS AND SYSTEMS NOT SOLVABLE WITH RESPECT TO THE HIGHEST-ORDER DERIVATE . NEW YORK: MARCEL DEKKER,INC.

Gaya MLA

DEMIDENKO, GENNADII, V.., USPENSKII, STANISLAV.. "PARTIAL DIFFERENTIAL EQUATIONS AND SYSTEMS NOT SOLVABLE WITH RESPECT TO THE HIGHEST-ORDER DERIVATE". NEW YORK: MARCEL DEKKER,INC, . Text.