Poėtika folʹklora narodov Dagestana : sbornik stateĭ - Ahzhiev, Abdulakim Magomedovich; Khaĭbullaev, Sirazhutdin Magomedovich (Dagestanskiĭ filial Akademii nauk, In-t istorii, ︠i︡azyka i lit-ry im. G. ︠T︡Sadasy, 1981)