@ARTICLE{Szmidt_J.K._A_2012, author={Szmidt, J.K. and Hedzielski, B.}, volume={60}, number={No 3}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={631-643}, howpublished={online}, year={2012}, title={A new form of Boussinesq equations for long waves in water of non-uniform depth}, URL={http://www.czasopisma.pan.pl/Content/83641/PDF/25_paper.pdf}, doi={10.2478/v10175-012-0075-9}, }