BibTex format
@inproceedings{Porter:2003:www.scientific.net/KEM.240-242.505,
author = {Porter, AE and Best, SM and Bonfield, W},
doi = {www.scientific.net/KEM.240-242.505},
pages = {505--508},
publisher = {TRANS TECH PUBLICATIONS LTD},
title = {Ultrastructural characterisation of hydroxyapatite and silicon-substituted hydroxyapatite},
url = {http://dx.doi.org/10.4028/www.scientific.net/KEM.240-242.505},
year = {2003}
}