MKHITARYAN, N. E.; AVEDIAN, S. A. Architecture Stages and Features of Compositional Formations of Khachkars. Journal of Architectural and Engineering Research, [S. l.], v. 2, p. 52–58, 2022. DOI: 10.54338/27382656-2022.2-008. Disponível em: https://jaer.nuaca.am/index.php/jaer/article/view/81. Acesso em: 20 mar. 2025.