[1] (1) CoolP.J.and Mccihinny M.W.1979, Econ. Geol. V.74, p.315-330

(2) Cook P J. and Shergold J.H., 1980, Pruterowic and Cambrian phosphorites of Ase and Austraha.East Weslce in Honolulu Hawain

(3) Jiang Zhiwen. 1984. Symposium of 5th international field workshop and seminar。，phosphonte V,1.p.203-204

(4) Meyerhof O. et al, 1953, Biochim. et Biophys. Acta V. 12, p.121-127

(5) Sheldon R P，1984. Sympowum of 5th International Field Workshop and W minar un Phosphorite V.1.p.244-252

(6) Thnol H 1959 Naturwissenschaften N 46, p 367-373

(7) Ye Harnjun Sun Shu Chen Qiying,1984,Symposium of 5th International Field Worshcr，Scmrnar pho phorite V.2.9.1-4

(8) Yoshld A1955 J. Biochem (Tokyo)N.42.p.165-168

(9) Zhu Shixing et al 1984,Symposium of 5th International Field Workshop and Seminar of Phosphorte V.1 p.153-158.