Celadonite from
Bulgaria | |
| Hikov, A., N. Velinova, S. Georgieva, A. Kunov (2011) Aluminium-phosphate-sulphate (APS) minerals in Bulgaria: characteristics and possibility for preservation. - In: V Intern. Symp. “Mineral Diversity Research and Preservation”, 9-15 October 2009, Sofia, Working papers, 37-48. |
| American Mineralogist (1966): 51: 29-36 |
| Neues Jahrbuch für Mineralogie - Monatshefte, Volume 2002, Number 3, 1 March 2002, pp. 107-116(10) |