Andruk, V.; Butenko, G.; Gerashchenko, O.; Ivashchenko, Yu.; Kovalchuk, G.; Lokot', V.; Samoylov, V.
(Кинематика и физика небесных тел, 2005)
We describe a set of glass UPXYZVS filters of the Vilnius photometric system of the Andrushivka Astronomical Observatory in Zhytomyr Region (Ukraine) [7]. They are installed at the Zeiss-600 Cassegrain reflector together ...