1984 - Some remarks on estimation of lateral diffusion coefficients / with application to H- N  models of transport of pollutions in the sea - The Institute of Mechanics at Grenoble, France,  Numerical Modelling Group  of the Department  of Mechanics of Fluid, 1984

1985 - Hydrodynamical-numerical method for estimating the influence of bottom topography on the wind-driven circulation in a shallow water basin/lake.  National Institute of Oceanography, Goa, Indie, 1985

1985 - Remarks on numerical solution of the transport equation for the passive tracers. National Institute of Oceanography, Goa, Indie, 1985  

1995 - Calculation of the vertical component of the current velocity in the Baltic Sea (based on the diagnostic model of water circulation), Universitat Rostock, Graduiertenkolleg "Integrative Analyse Gezeitenloser Kustenokosysteme", 1995