@article{ZNSL_2004_308_a5,
     author = {P. V. Krauklis and A. P. Krauklis},
     title = {Weak boundary effect at the approaching to it source},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {89--100},
     publisher = {mathdoc},
     volume = {308},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2004_308_a5/}
}