Plainsong & Medieval Music《无伴奏齐唱与中世纪音乐》(半年刊). Published twice a year, this journal covers the entire field of plainchant and music. It encompasses Eastern and Western chant, secular lyric, music theory, paleography, performance practice, as well as medieval polyphony, both sacred and secular. The chronological scope extends from late antiquity to the early Renaissance and to the present day in the case of chant.