Арыгінал: Kathy. Fourth position using the finger patterns 1-34, 12-4 and 1234. David Blackwell. Cello Time Sprinters. CD Edition.
Пераклад: Кэці. A Range of techniques, including hooked bowing, string crossing and double-stops. Дэвід Блэкуэлл. Віяланчэль Час Sprinters.