1. The technological and commercial expansion of electric propulsion. (June 2019) Authors: Lev, Dan; Myers, Roger M.; Lemmer, Kristina M.; Kolbeck, Jonathan; Koizumi, Hiroyuki; Polzin, Kurt Journal: Acta astronautica Issue: Volume 159(2019) Page Start: 213 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗