@book {Velimirovi{\'c}1960,
	title = {Byzantine Elements in Early Slavic Chant: the Hirmologion},
	series = {Monumenta Musicae Byzantinae},
	volume = {IV},
	year = {1960},
	publisher = {Ejnar Munksgaard},
	organization = {Ejnar Munksgaard},
	address = {Copenhagen},
	author = {Velimirovi{\'c}, Milo{\v s}}
}
