1.

Conference Proceedings
Conference Proceedings
1. On the Sizes, Charges and Effects of Dust Particles in Polar Mesospheric Winter Echoes
O. Havnes ; M. Kassa ; G.E. Morfill ; C. La Hoz
Pub. info.: Proceedings of the 19th ESA Symposium on European Rocket and Balloon Programmes and Related Research, 7-11 June 2009, Bad Reichenhall, Germany.  pp.91-96,  2009.  Noordwijk, the Netherlands.  ESA Communication Production Office
Title of ser.: ESA SP
Ser. no.: 671
2.

Technical Paper
Technical Paper
2. Feedforward Control of Fuel Distribution on Advanced Dual-Fuel Engines with Varying Intake Valve Closing Timings
M. Kassa ; C. Hall ; A. Ickes ; T. Wallner
Pub. info.: SAE 2016 International Powertrains, Fuels & Lubricants Meeting : technical paper.  2016.  Warrendale, Penn..  Society of Automotive Engineers
Title of ser.: Society of Automotive Engineers technical paper series
Ser. no.: 2016