@article {112,
	title = {Extending the geopolitical supply risk method: material {\textquotedblleft}substitutability{\textquotedblright} indicators applied to electric vehicles and dental X-ray equipment},
	journal = {The International Journal of Life Cycle Assessment},
	volume = {23},
	year = {2018},
	chapter = {2024},
	doi = {10.1007/s11367-017-1418-4},
	author = {Alexander Cimprich and Karim S. Karim and Steven B. Young}
}
