TY - JOUR AU - Huťa, Anton AU - Penjak, Vladimír TI - A contribution to Runge-Kutta formulas of the 7th order with rational coefficients for systems of differential equations of the first order JO - Applications of Mathematics PY - 1984 SP - 411 EP - 422 VL - 29 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1984.104115/ DO - 10.21136/AM.1984.104115 LA - en ID - 10_21136_AM_1984_104115 ER -