4Bech T, Olsen S. Design of Pumps for Water Hydraulic Systems. Proceldings of 6th Scandinavian International Conference on Fluid Power, Tampere, Finland, 1999.
5Zhang S W. State--of--the--art of Polymer Tribology. Tribology International, 1998,31 ( 1 ):49-60.
6Anderson P. Wear Characteristics of Water--lubricated SiC Journal Bearings in Intermittent Motion.Wear, 1994,179:37-47.
7Lancaster J K. A Review of the Influence of Environmental Humidity and Water on Friction, Lubrication and Wear. Tribology International, 1990,23(6) :371-389.
8Ravikiran A, Pramila Bai B N. Water--lubricated Sliding of Al2O3 against Steel. Wear, 1993,171:33-39.
9Tucci A, Esposito L. Microstructure and Tribological Properties of ZrO2 Ceramics. Wear, 1994,172 ;111-118.
10Zum Gahr K H. Sliding Wear of Ceramic-- ceramic, Ceramic--steel and Steel--steel Pairs in Lubricated and Unlubricated Contact. Wear, 1989,133:1-22.