@book{8127232,
	author = {Belokon', I. A. and Vinnikov, L. Ja.},
	title = {Direct observation of the Abrikosov flux line lattice in Nb bicrystal},
	publisher = {Ин-т физики тверд. тела АН СССР},
	year = {1987},
	series = {Preprint},
	address = {Chernogolovka}
}