Stanislav Yaroshenko violin, one-piece back, 2022, Dnipro, Ukraine ***CERT***Stanislav and Irina Yaroshenko are a husband and wife luthier couple based in Dnipro, a city that straddles the Dnipro River in the east of Ukraine. Both studied music: Stanislav is a violin graduate of the Glinka Academy of Music in Dnipro, while Irina studied viola at the University of Arts in Kharkiv and has taught viola, violin and music theory at the Glinka Academy of Music for over ten years. Since 2009, Stanislav worked with violin maker V.