: This book focuses on 33 different designs, catering to both beginners and advanced hobbyists. Available at : Lib Sibnet .
: A technical manual that explores modern (at the time) pulse and induction balance designs. Available at : Izmer-LS (DjVu). Technical and Legal Context kniga metalloiskateli skachat
: A free demo version is hosted by Reicom Groups (PDF) . : This book focuses on 33 different designs,