1. Morphological Astronomy;Zwicky,1957
2. Tribology: A Systems Approach to the Science and Technology of Friction, Lubrication and Wear;Czichos,1978
3. General systems theory—the skeleton of science;Boulding;Manage. Sci.,1956
4. Manufactured Carbon: A Self Lubricating Material for Mechanical Devices;Paxton,1979
5. Interdisciplinary approach to friction and wear,1968