K. Quade

An evaluation of the acute impact of pursed lips breathing on walking distance in nonspontaneous pursed lips breathing chronic obstructive pulmonary disease patients

K. Dallimore, J. Cook, R. Garrodl, 2005, Chronic respiratory disease.

The Snatch Technique of World Class Weightlifters at the 1985 World Championships

Wolfgang Baumann, Volker Gross, Karl Quade, 1988 .