TY - JOUR AU - Truksa, L. TI - Application of Bessel coefficients in approximative expressing of collectives JO - Aktuárské vědy PY - 1930 SP - 2 EP - 13 VL - 01 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AV_1930__1_1_a3/ LA - en ID - AV_1930__1_1_a3 ER -