@article{ZNSL_1997_239_a13,
     author = {L. A. Molotkov and A. V. Bakulin},
     title = {The effective models of the stratified media containing porous {Biot} layers},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {140--163},
     year = {1997},
     volume = {239},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1997_239_a13/}
}