TITLE : Active debris removal space mission concepts based on hybrid propulsion AUTHOR(S) : Tadini P, Tancredi U, Grassi M, Anselmo L, Pardini C, Branz F, Francesconi A, Maggi F, Lavagna M, De Luca L T, Viola N, Chiesa S, Trushlyakov V, Shimada T TYPE : Conference article YEAR : 2013 CODE : 277815 *** DO NOT EDIT THIS FILE ***