Elements, American. "Hafnium Phosphide". American Elements (in ஆங்கிலம்). Retrieved 2024-04-23.
doi.org
doi.org
McColm, Ian J. (1994), McColm, Ian J. (ed.), "H", Dictionary of Ceramic Science and Engineering (in ஆங்கிலம்), Boston, MA: Springer US, pp. 153–163, doi:10.1007/978-1-4757-2321-2_8, ISBN978-1-4757-2321-2, retrieved 2024-04-23