@article{CMFD_2015_57_a3,
     author = {N. D. Kopachevsky},
     title = {Abstract {Green} formulas for triples of {Hilbert} spaces and sesquilinear forms},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {71--107},
     publisher = {mathdoc},
     volume = {57},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2015_57_a3/}
}