Fr. Taft - Robert Taft S. J., The Evolution of the Byzantine “Divine Liturgy”
(Orientalia Christiana Periodica XLIII, Roma 1977, p. 8-30)
I found the part on the litany interesting - I wish the article were longer, I'm not sure if he has a short book that would be a good supplement.
I've posted this video before? Maybe not:
