@book{3614,
	author = {Seminar on the development of settlement systems, Southern Hungarian towns of Szeged and Pecs, 29Aug.- 6Sept., 1977 and Enyedi, Gyorgy ; ed.},
	title = {Development of settlement systems; papers},
	publisher = {Akademiai kiado},
	year = {1980},
	address = {Budapest}
}