%0 Journal Article %A M. Hinz %A A. Teplyaev %T Closability, regularity, and approximation by graphs for separable bilinear forms %J Zapiski Nauchnykh Seminarov POMI %D 2015 %P 299-317 %V 441 %U http://geodesic.mathdoc.fr/item/ZNSL_2015_441_a18/ %G en %F ZNSL_2015_441_a18