@article{ZNSL_1998_255_a14,
     author = {N. A. Shirokov},
     title = {A variational formula for {Bergman} kernels},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {221--243},
     publisher = {mathdoc},
     volume = {255},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1998_255_a14/}
}