00608naa#a2200193#i#450# EN\\bibl\1992 20250129085827.3 1992-5980 20140331b2014####ek#y0engy0150####ca RUS RU Explicit expressions for pressure in acoustic waves multiply reflected from reflecting surfaces of canonical form Journal article rostov on don Don state technical University 2014 9 с. Journal article local Kolosova Aleksandra Boev Nikolay Todorov Nikolay zh-szf.ru