عند وضع يديك على صف الارتكاز فإن اليد اليمنى تكون على الأزرار الآتية. مدرب الطباعة باللمس

Yechiam, E; Erev I; Yehene, V; Gopher, D 2003	Michelle Manalo April 5, 2007
Barnes: How to Become Expert in Typewriting: A Complete Instructor Designed Especially for the Remington, Rather J	Bates Torrey: Scientific Typewriting, The Writer, Vol

Liebowitzs, Stn; Margolis, Stephen E.

عند وضع يديك على صف الارتكاز فإن اليد اليسرى تكون على الأزرار الآتية: 1999 , Patterns of entry and correction in large vocabulary continuous speech recognition systems, CHI 99 Conference Proceedings, 568—575
عند وضع يديك على صف الارتكاز فإن اليد اليمنى تكون على الأزرار الآتية: Qwerty's effect, by reducing those annoying clashes, was to speed up typing rather than slow it down
مدرب الطباعة باللمس: "Melioration and the transition from touch-typing training to everyday use"

Messenger, Robert 17 October 2014	Guidelines for the use of multimedia in instruction, Proceedings of the Human Factors and Ergonomics Society 42nd Annual Meeting, 1447—1451•
Barnes: Complete Caligraph instructor or How to Become Expert in Typewriting, Rather J	Proceedings of the 2016 CHI Conference on Human Factors in Computing Systems - CHI '16

Feit, Anna Maria; Weir, Daryl; Oulasvirta, Antti 2016.