School of Violin Technique, opus 1/4 for violin by Otakar Sevcik (Barenreiter)
Otakar Sevcik was one of the foremost violin pedagogues, whose studies cover rigorous and effective technical exercises from the elementary level players to the most advanced violinists.
"School of Violin Technique'' covers every area of violin technique, from the most elementary level and special exercises concerning individual technical problems right through to analytical studies of the standard concertos. Book 4 contains methods and exercises pertaining to double stops and harmonics.