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Nelson GA, Schubert WW, Kazarians GA, Richards GF, Benton EV, Benton ER, Henke R.Nelson GA, et al. Among authors: benton er, benton ev.Adv Space Res. 1994 Oct;14(10):87-91. doi: 10.1016/0273-1177(94)90455-3.Adv Space Res. 1994.PMID: 11540032
Oda K, Csige I, Henke RP, Benton EV.Oda K, et al. Among authors: benton ev.Int J Rad Appl Instrum D. 1992 Jul;20(3):505-10. doi: 10.1016/1359-0189(92)90037-v.Int J Rad Appl Instrum D. 1992.PMID: 11537536