@article { the-experiment-of-technological-and-codicological-research-of-old-russian-parchment-manuscripts-of-the-second-half-of-the-13th-14th-centuries,
	title = {The Experiment of Technological and Codicological Research of Old Russian Parchment Manuscripts of the Second Half of the 13th–14th Centuries},
	journal = {Hermeneutics of Old Russian Literature},
	pages = {371-390},
	year = {2021},
	number = {20},
	doi = {10.22455/HORL.1607-6192-2021-20-371-390},
	author = {Shibaev, A., Mikhail}
}