@book{5706637,
	author = {Скачков, Н.Б. and Соловцев, И.Л.},
	title = {Form factor of relativistic two-particle system and covariant Hamiltonian formulation of quantum field theory},
	publisher = {Б. и.},
	year = {1979},
	series = {Объединенный институт ядерных исследований. Дубна. [Publications]},
	address = {Dubna}
}