Madsen, P.A.; O.R. Sørensen, and H.A. Schäffer (1997). "Surf zone dynamics simulated by a Boussinesq type model. Part I. Model description of cross-shore motion of regular waves". Coastal Engineering. 32 (4): 255–287. Bibcode:1997CoasE..32..255M. doi:10.1016/S0378-3839(97)00028-8. ISSN0378-3839.
Madsen, P.A.; O.R. Sørensen, and H.A. Schäffer (1997). "Surf zone dynamics simulated by a Boussinesq type model. Part I. Model description of cross-shore motion of regular waves". Coastal Engineering. 32 (4): 255–287. Bibcode:1997CoasE..32..255M. doi:10.1016/S0378-3839(97)00028-8. ISSN0378-3839.
Madsen, P.A.; O.R. Sørensen, and H.A. Schäffer (1997). "Surf zone dynamics simulated by a Boussinesq type model. Part I. Model description of cross-shore motion of regular waves". Coastal Engineering. 32 (4): 255–287. Bibcode:1997CoasE..32..255M. doi:10.1016/S0378-3839(97)00028-8. ISSN0378-3839.