@article{DAN_1989_308_5_a8,
     author = {Yu. I. Bobrovnitskii},
     title = {Calculation of vibrational and acoustic fields in engineering},
     journal = {Doklady Akademii Nauk},
     pages = {1061--1065},
     publisher = {mathdoc},
     volume = {308},
     number = {5},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_308_5_a8/}
}