Yatsun , N. (2025) “Publishing Activities of Ivan Lypa in Odesa: "O. L. S." in the History of Ukrainian Book Printing (Book Science Aspect of the Fund of the Odesa National Scientific Library). ”, V. N. Karazin Kharkiv National University Bulletin ‘History of Ukraine. Ukrainian Studies: Historical and Philosophical Sciences’, 41, pp. 101-112. doi: 10.26565/2227-6505-2025-41-09.