the kharja. Leiden: Brill. . Zwartjes, Otto & Heijkoop, Henk (2004). Muwassah, zajal, kharja: bibliography of eleven centuries of strophic poetry and music from al-Andalus and their influence on East and West. Leiden-Boston: Brill. . Arab culture Arabic music Arabic poetry forms Classical and art music traditions Culture of Al-Andalus Literary genres Poetic forms Song forms Syrian music Vocal music Jewish literature Islamic literature