@article{ZNSL_2006_332_a6,
     author = {P. V. Krauklis and L. A. Molotkov and A. P. Krauklis},
     title = {Tube wave from a point source, placed outside the borehole},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {99--122},
     publisher = {mathdoc},
     volume = {332},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2006_332_a6/}
}