On a nonlocal Ostrovsky-Whitham type dynamical system, its Riemann type inhomogeneous regularizations and their integrability. Golenia, Jolanta; Pavlov, Maxim V.; Popowicz, Ziemowit; Prykarpatsky, Anatoliy K. — 2010 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]