TY - JOUR AU - I. V. Semenova TI - Directional radiator field in wave-guided sound spreading semispace JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2009 SP - 168 EP - 176 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2009_2_a18/ LA - ru ID - VSGTU_2009_2_a18 ER -