@article {ahmadi2014energy,
	title = {Energy efficiency of Li-ion battery packs re-used in stationary power applications},
	journal = {Sustainable Energy Technologies and Assessments},
	volume = {8},
	year = {2014},
	pages = {9{\textendash}17},
	publisher = {Elsevier},
	author = {Ahmadi, Leila and Fowler, Michael and Young, Steven B and Fraser, Roydon A and Gaffney, Ben and Walker, Sean B}
}
