TY - JOUR AU - Tomasz Grzywny AU - Krzysztof Bogdan TI - Applied Mathematics on joint Meeting of UMI-SIMAI-PTM, September 17-20, 2018 JO - Mathematica Applicanda PY - 2018 SP - 363 EP - 365 VL - 46 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/ma.v46i2.6454/ DO - 10.14708/ma.v46i2.6454 LA - pl ID - 10_14708_ma_v46i2_6454 ER -