Martínez López-Sáez, M. (2015). 
	The Principle of Non-Discrimination on the Grounds of Age: Recent Developments in European Law in Relation to the Rights of the Elderly. Studia z Zakresu Prawa Pracy i Polityki Społecznej (Studies on Labour Law and Social Policy), 2015, 1-1. doi: https://doi.org/