@book{Karczewska:2018,
author
=
"A.Karczewska and P.Rozmej",
title
=
"Shallow water waves - extended Korteweg-de Vries equations : second order perturbation approach, ISBN: 9788378423423",
publisher
=
"Oficyna Wydaw. Uniw. Zielonogórskiego",
address
=
"Zielona Góra",
year
=
"2018",
pages
=
"213",
}