de Brum, Antonio G. V.; Hussmann, Hauke; Wickhusen, Kai; Stark, Alexander (2021-01-01). "Encounter trajectories for deep space mission ASTER to the triple near Earth asteroid 2001-SN263. The laser altimeter (ALR) point of view". Advances in Space Research. 67 (1): 648–661. Bibcode:2021AdSpR..67..648D. doi:10.1016/j.asr.2020.10.042. ISSN0273-1177.
de Brum, Antonio G. V.; Hussmann, Hauke; Wickhusen, Kai; Stark, Alexander (2021-01-01). "Encounter trajectories for deep space mission ASTER to the triple near Earth asteroid 2001-SN263. The laser altimeter (ALR) point of view". Advances in Space Research. 67 (1): 648–661. Bibcode:2021AdSpR..67..648D. doi:10.1016/j.asr.2020.10.042. ISSN0273-1177.
de Brum, Antonio G. V.; Hussmann, Hauke; Wickhusen, Kai; Stark, Alexander (2021-01-01). "Encounter trajectories for deep space mission ASTER to the triple near Earth asteroid 2001-SN263. The laser altimeter (ALR) point of view". Advances in Space Research. 67 (1): 648–661. Bibcode:2021AdSpR..67..648D. doi:10.1016/j.asr.2020.10.042. ISSN0273-1177.