It was organized, codified, and notated mainly in the Frankish lands of western and central Europe during the 12th and 13th centuries, with later additions and redactions, but the texts and many of the melodies have antecedents going back several centuries earlier.
Ini diselenggarakan, dikodifikasikan, dan dinotasikan terutama di Frank tanah dari Eropa barat dan tengah selama abad 12 dan 13, dengan tambahan kemudian dan redactions, tetapi teks dan banyak dari melodi pendahulunya kembali beberapa berabad-abad sebelumnya.