@book{507725,
	author = {Bʺlgarska Akademiâ na Naukite.},
	title = {Енциклопедия  А -Я :},
	publisher = {Izd. na Bʺlgarskata Akademiâ na Naukite,},
	year = {1974.},
	address = {Sofiâ :  }
}