On the Transformation of the Mono-Apsidal Churches with two lateral Pastophoria into Tri-Apsidal Churches
Margalit, S., "On the Transformation of the Mono-Apsidal Churches with two lateral Pastophoria into Tri-Apsidal Churches", Liber Annuus 39 (1989): 143-164; Pls. 21-26.[PDF File]