Padlyak, B. V.Wojtowicz, W.Adamiv, V. T.Burak, Ya. V.Teslyuk, I. M.2010-06-212010-06-212009Epr spectroscopy of the Mn2+ and Cu2+ centres in lithium and potassium-lithium tetraborate glasses / B. V. Padlyak, W. Wojtowicz, V. T. Adamiv, Ya. V. Burak, I. M. Teslyuk // Oxide materials for electronic engineering – fabrication, properties and application OMEE-2009 : international scientific workshop, June 22–26, 2009, Lviv, Ukraine : book of abstracts / Lviv Polytechnic National University. – Lviv, 2009. – P. 90.https://ena.lpnu.ua/handle/ntb/5659enelectron paramagnetic resonance (EPR)potassium-lithium tetraboratearticle