1.

Technical Paper

Technical Paper
Groh, K.H. ; Leiter, H.J. ; Lob, H.W.
Pub. info.: AIAA paper.  pp.1-8,  1998.  American Institute of Aeronautics and Astronautics
Title of ser.: AIAA Paper : AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit
Ser. no.: 1998
2.

Conference Proceedings

Conference Proceedings
Groh, K.H. ; Leiter, H. ; Loeb, H.W.
Pub. info.: Second European Spacecraft Propulsion Conference : 27-29 May, 1997, ESTEC, Noordwijk, The Netherlands.  pp.377-382,  1997.  Noordwijk, Netherlands.  ESA Publications Division
Title of ser.: ESA SP
Ser. no.: 398