Characteristics of elastic properties of GexAsySe100-x-y chalcogenide glasses near a topological phase transition Gapochenko, S. D. ; Olikh, Ya. M. ; Bazakutsa, V. A. ; Pinzenik, V. P. ; Belozertseva, V. I. Abstract Publication: Physics of the Solid State Pub Date: February 1993 Bibcode: 1993PhSS...35..240G