@article{LKN_2007_a0,
     author = {V. P. Mikhailov and A. K. Gushchin},
     title = {Additional chapters of course {``Equations} of {Mathematical} {Physics''}},
     journal = {Lekcionnye kursy NOC},
     pages = {3--144},
     publisher = {mathdoc},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/LKN_2007_a0/}
}