Translation: The etudes provide an enjoyable way to develop technique, thereby preparing the student for more challenging repertoire.
Translation: Czerny Op.636 no. 6, Op.740 no. Gurlitt Op.52 no. Heller Op.45 no. 13, Op.46 no. 21, Op.46 no.
Translation: Marten. Method for Guitar - Part 1. Prelude, Op. 28, No. 1. Prelude, Op. 28, No. 4.