na INLIS000000000000429 N 0010-0317000427 An introduction to asymmetric solitary waves Engelbrecht, J. New York : Longman Scientific Technical 1991 280 hlm. 24 cm 0582078148 515.353 Eng i 515.353 Persamaan diferensial 300131395 300131295 300131195 300131195 300131395 300131295 300131295 300131395 300131195