@article {Sakellis2012,
	title = {Determining the activation volumes in ZnO},
	volume = {112},
	number = {1},
	year = {2012},
	url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-84864125773\&doi=10.1063\%2f1.4729486\&partnerID=40\&md5=bbb45505397df1ae5e7c348f89c43672},
	author = {Sakellis, I.}
}
