1.

Conference Proceedings
Conference Proceedings
1. Fine pointing control for a Next-Generation Space Telescope
Mosier,G.E. ; Femiano,M. ; Ha,K. ; Bely,P.Y. ; Burg,R. ; Redding,D.C. ; Kissil,A. ; Rakoczy,J. ; Craig,L.
Pub. info.: Space telescopes and instruments V : 25-28 March 1998, Kona, Hawaii.  Part 2  pp.1070-1077,  1998.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3356
2.

Conference Proceedings
Conference Proceedings
2. Integrated modeling environment for systems-level performance analysis of the Next-Generation Space Telescope
Mosier,G.E. ; Femiano,M. ; Ha,K. ; Bely,P.Y. ; Burg,R. ; Redding,D.C. ; Kissil,A. ; Rakoczy,J. ; Craig,L.
Pub. info.: Space telescopes and instruments V : 25-28 March 1998, Kona, Hawaii.  Part 1  pp.89-97,  1998.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3356
3.

Technical Paper
Technical Paper
3. Development of a Diesel Particulate Trap System for a 6V-92TA Engine
Ha,K. ; Lawson,A.
Pub. info.: Developments in diesel particulate control systems.  pp.151-158,  1989.  "Society of Automotive Engineering, Inc."
Title of ser.: SAE special publication
Ser. no.: SP-775
4.

Technical Paper
Technical Paper
4. Demonstration of Durable Retrofit Diesel Particulate Trap Systems on an Urban Bus and Class 8 Truck
Ha,K. ; Carmichael,I. ; O'Connor,M. ; Albu,S. ; Quigg,D. ; Pellegrin,V.
Pub. info.: Global developments in diesel particulate control.  pp.273-280,  1991.  Warrendale, Pa..  Society of Automotive Engineering
Title of ser.: SAE publication
Ser. no.: P-240