A. Stocka; Algebry Robbinsa a algebry Boole'aXV Forum Informatyki Teoretycznej, Białystok, Poland, Dec 7-8, 2001
A. Lebedev; Optymalny algorytm deterministyczny dla SATForum Informatyki Teoretycznej FIT-12, Opole, Poland,
A. Bezubik, T. Czyżycki, M. Horowski, K. Miakisz, U. Ostaszewska, A. Sliżewska, M. Szajewska, A. Tereszkiewicz; On the reduction principle of difference equations1996 Spring Southeastern Sectional AMS Meeting, Baton Rouge LA, USA, Apr 19-21, 1996;
E. Majewska; Algebras of singular integral operators: from commutativity to non postliminality18th Crimean Autumn Mathematical School-Symposium, Laspi-Batiliman, Crimea, Ukraine, Sep 17-29, 2007
E. Majewska; On generalized Legendre transform18th Crimean Autumn Mathematical School-Symposium, Laspi-Batiliman, Crimea, Ukraine, Sep 17-29, 2007
A. Dobrogowska, T. Goliński, P. Kielanowski, A. Odzijewicz; Some integrable systems in nonlinear quantum optics15th Annual Conference on Optics and Photonics, Isfahan, Iran, Jan 25 - Feb 2, 2009; University of Isfahan (org.)
A. Dobrogowska, T. Goliński, P. Kielanowski, A. Odzijewicz; Coherent state map related to bounded operator15th Annual Conference on Optics and Photonics, Isfahan, Iran, Jan 25 - Feb 2, 2009; University of Isfahan (org.)
T. Czyżycki; On the asymptotic behavior of solutions of difference equations2nd World Congress of Nonlinear Analysts, Athens, Greece, Jul 10-17, 1996
T. Czyżycki; On the asymptotic behaviour of solutions of integer valued difference equations2nd World Congress of Nonlinear Analysts, Athens, Greece, Jul 10-17, 1996
T. Czyżycki; On the stability of solutions of the system of linear difference equations with random coefficients2nd World Congress of Nonlinear Analysts, Athens, Greece, Jul 10-17, 1996