▁a ▁Bulgar ian ▁language ▁surname ▁derived ▁from ▁the ▁first ▁name ▁Rus i ▁and ▁it ▁may ▁refer ▁to : ▁ ▁R use v ▁( w rest ler ), ▁ring ▁name ▁of ▁Bulgar ian ▁professional ▁wrest ler ▁Mi ros lav ▁Bar ny as he v . ▁Angel ▁R use v , ▁Bulgar ian ▁footballer ▁Des is lav ▁R use v , ▁Bulgar ian ▁footballer ▁D il ma ▁R ous se ff , ▁ 3 6 th ▁President ▁of ▁Brazil ▁Georg i ▁R use v , ▁Bulgar ian ▁actor ▁Ivan ▁R use v ▁( football er ), ▁Bulgar ian ▁footballer ▁Ivan ▁R use v ▁( bad m inton ), ▁Bulgar ian ▁bad m inton ▁player ▁Nikol ina ▁R use va , ▁Bulgar ian ▁s print ▁can o er ▁S vet lin ▁R use v , ▁Bulgar ian ▁artist ▁Y ank o ▁R use v , ▁Bulgar ian ▁weight l if ter ▁ ▁Category : B ul gar ian - language ▁s urn ames <0x0A> </s> ▁The ▁H S . 8 2 0 ▁was ▁a ▁ 2 0 ▁mm ▁cal iber ▁aut oc annon ▁developed ▁by ▁His p ano - Su iza ▁primarily ▁for ▁aircraft ▁use , ▁but ▁more ▁widely ▁used ▁in ▁a ▁series ▁of ▁ground - based ▁anti - air craft ▁guns . ▁After ▁O er lik on ▁purchased ▁His p ano ' s ▁arm aments ▁division ▁in ▁ 1 9 7 0 , ▁the ▁H S . 8 2 0 ▁became ▁the ▁O er lik on ▁K AD , ▁supp lant ing ▁O er lik