1. Berry, G (ed) (1981) Selected powder diffraction data for minerals, supplement 1. Pennsylvania: J.C.P.D.S. International Center for Diffraction Data.
2. Billy C (1980) Problèmes poses par le metabolism de quelques bactéries calcifiantes aerobies. I. Étude d'une association bacterienne halophile productrice d'aragonite en milieu marin. Vie Milieu 30: 165–169
3. Boquet E, Boronat A, Ramos Cormenzana A (1973) Production of calcite (calcium carbonate) crystals by soil bacteria is a general phenomenon. Nature 246: 527–529
4. Cailleau P, Dragone D, Girou A, Humbert L, Jacquin C, Roques H (1977) Etude experimentale de la précipitation des carbonates de calcium in presence de l'ion magnesium. Bull Soc Fr Mineral Cristalogr 100: 81–88
5. Del Moral A, Roldan E, Navarro J, Monteoliva M, Ramos Cormenzana A (1987) Formation of calcium carbonate crystals by moderately halophilic bacteria. Geomicrobiol J 5: 79–87