https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 Nonlinear optical crystals K7CaR2(B5O10)3 (R=Nd, Yb), growth and properties https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000721099 Sat 30 May 2020 08:22:59 KRAT ]]>