BROWN, WB. Octacalcium phosphate and hydroxyapatite. Nature. 1962, 196, 1048-1054
CASCIANI, FS. Raman microprobe studies of two mineralizing tissues : enamel of the rat incisor and the embryonic chick tibia. Scan Electr Microsc. 1979, 2, 383-391
CUISINIER, FJG. Human amelogenesis I : high resolution electron microscopy study of ribbon-like crystals. Calcif Tissue Int. 1992, 51, 259-268
HALL, A. Aragonite in fossils. Proc R Soc B. 1967, 168, 377-412