Bezrodnyi, V. I.Khodakovskiy, V. N.Negriyko, A. M.Negriyko, A. M.Rogutskii, I. S.Udovitska, O. G.2010-06-172010-06-172009Radiation colouring of optical materials: crystals and optical glasses under _ – irradiation / V. I. Bezrodnyi, V. N. Khodakovskiy, A. M. Negriyko, Z. V. Pot`omkina, I. S. Rogutskii, O. G. Udovitska // Oxide materials for electronic engineering - fabrication, properties and application : book of abstracts. International Scientific Workshop, June 22-26, 2009, Lviv, Ukraine / Lviv Polytechnic National University - Lviv, 2009. - 218 p. - P. 141.https://ena.lpnu.ua/handle/ntb/5459enprocessesproblemelementarticle