TY - JOUR AU - Z. GodziƄski AU - L. Stasierski TI - Ground-wave perturbation over a transition zone between two different section JO - Applicationes Mathematicae PY - 1972 SP - 231 EP - 253 VL - 13 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am-13-2-231-253/ DO - 10.4064/am-13-2-231-253 LA - en ID - 10_4064_am_13_2_231_253 ER -