@book{156313,
	author = {Egusquiza Balmaseda, María Ángeles.},
	title = {La configuración jurídica de las obligaciones negativas},
	publisher = {J.M. Bosch Editor, S.A.},
	year = {1990.},
	series = {Biblioteca de Derecho Privado},
	address = {Barcelona},
	edition = {1. ed.}
}