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The Moon | |
| Geochemica et Cosmochimica Acta: 34(1): 65-79 |
| Agrell, S. O., Boyd, F. R., Bunch, T. E., Cameron, E. N., Dence, M. R., Douglas, J. A. V., (1970) Titanian chromite, aluminian chromite and chromian ulvöspinel from Apollo 11 rocks. Geochimica et Cosmochimica Acta Supplement, Volume 1. Proceedings of the Apollo 11 Lunar Science Conference held 5-8 January, 1970 in Houston, TX. Volume 1: Mineraolgy and Petrology. Edited by A. A. Levinson. New York: Pergammon Press, 1970., p.81 |