Gogoladze, Tamar. “G. Sadzaglishvili - A Letter of Iverieli about the Adventure of the Nail from Christ’s Cross and the Sacred Parts”. Yearbook of Kutaisi Ilia Chavchavadze Public Library , vol. 2, Dec. 2021, pp. 40-42, https://yearbook.openjournals.ge/index.php/kly/article/view/3102.