@article{MMO_1995_56_a6,
     author = {M. M. Malamud},
     title = {Estimates for systems of minimal and maximal differential operators in~$L_p(\Omega)$},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {206--261},
     publisher = {mathdoc},
     volume = {56},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1995_56_a6/}
}