%0 Journal Article %A N. Bogoliubov %A C. Malyshev %T The partition function of the four-vertex model in a special external field %J Zapiski Nauchnykh Seminarov POMI %D 2018 %P 77-84 %V 473 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2018_473_a4/ %G en %F ZNSL_2018_473_a4