1.

Conference Proceedings
Conference Proceedings
1. Theoretical analysis and fabrication technique of micro holographic Fresnel lens
Liu, S ; Zhang, X ; Liu, C
Pub. info.: Practical Holography XVI and Holographic Materials VIII.  pp.277-283,  2002.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 4659
2.

Conference Proceedings
Conference Proceedings
2. A study of the changing land cover of the Keriya Oasis based on remote sensing and GIS techniques
Liu, C ; Tiyip, T. ; Ding, J. ; Liu, G. ; Li, R.
Pub. info.: Ecosystems Dynamics, Ecosystem-Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid Land.  Part One  pp.270-275,  2003.  Bellingham, WA.  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 4890