- D ame - de - l ' An non ci ation ▁du ▁P uy - en - V el ay . ▁The ▁manuscript ▁contains ▁mon od ic ▁and ▁poly ph onic ▁chant ▁and ▁mot ets ▁from ▁the ▁ 1 2 th ▁to ▁ 1 6 th ▁Cent uries . ▁The ▁manuscript ▁has ▁been ▁made ▁widely ▁known ▁through ▁the ▁studies ▁of ▁Swiss ▁music ologist ▁W ulf ▁Ar lt ▁and ▁performances ▁and ▁recording ▁led ▁by ▁Domin ique ▁V ell ard . ▁ ▁References ▁ ▁Category : Med ieval ▁music ▁manuscript ▁sources <0x0A> </s> ▁Aleks andr ▁K uz m ich ▁Ivan ov - S uk h are v sky ▁( ; ▁born ▁ 2 6 ▁July ▁ 1 9 5 0 ▁in ▁Rost ov - on - Don , ▁Russian ▁S FS R ) ▁is ▁a ▁far ▁right ▁politician ▁in ▁Russia ▁who ▁is ▁the ▁leader ▁of ▁the ▁Pe op les ▁National ▁Party ▁( NN P ). ▁ ▁Early ▁life ▁Ivan ov - S uk h are v sky ▁was ▁the ▁son ▁of ▁a ▁Red ▁Army ▁officer ▁from ▁the ▁By elor uss ian ▁Soviet ▁Social ist ▁Republic ▁and ▁a ▁ph arm ac ist ▁from ▁the ▁Ukrain ian ▁Soviet ▁Social ist ▁Republic ▁whose ▁family ▁background ▁came ▁from ▁a ▁leading ▁cl an ▁of ▁Don ▁C oss acks , ▁with ▁one ▁of ▁her ▁ancest ors ▁l ending ▁his ▁name ▁to ▁the ▁Su kh are v ▁Tower . ▁He ▁spent ▁much ▁of ▁his ▁child hood ▁in ▁East ▁Germany , ▁where ▁his ▁father ▁was ▁serving , ▁before ▁returning ▁to ▁Rost ov