Contents: A.m. Anile: Modeling Intense Relativistic Electron Beams -- N. Bellomo, M. Lachowicz: On The Asymptotic Theory Of The Boltzmann And Enskog Equations. A Rigorous H-theorem For The Enskog Equation -- F. Brezzi Et Al.: On Some Numerical Problems In Semiconductor Device Simulation -- D.g. Cacuci, V. Protopopescu: Canonical Propagators For Nonlinear Systems: Theory And Sample Applications -- R.e. Caflisch: Singularity Formation For Vortex Sheets And Hyperbolic Equations -- H. Cornille: Exact Exponential Type Solutions To The Discrete Boltzmann Models -- P. Degond Et Al.: Semiconductor Modelling Via The Boltzmann Equation -- G. Frosali: Functional-analytic Techniques In The Study Of Time-dependent Electron Swarms In Weakly Ionized Gases -- G.p. Galdi, M. Padula: Further Results In The Nonlinear Stability Of The Bénard Problem -- F. Golse: Particle Transport In Nonhomogeneous Media -- K.r. Rajagopal: Some Recent Results On Swirling Flows Of Newtonian And Non-newtonian Fluids -- Y. Sone Et Al.: Evaporation And Condensation Of A Rarefield Gas Between Its Two Parallel Planes -- G. Spiga: Rigorous Solution To The Extended Kinetic Equations For Homogeneous Gas Mixtures. G. Toscani, V. Boffi, S. Rionero (eds.) ... Third International Workshop On Mathematical Aspects Of Fluid And Plasma Dynamics, Held In Salice Terme (italy) From September 26 To September 30, 1988--pref. Includes Bibliographical References.