"Intergenerational Cities Embracing Diversity and Social Justice" . "10.1007/978-1-4614-7348-0_6" . . "PMC" . . . . . . "no-cc" . . "Mega, Voula" . "2013-04-23"^^ . . "Quintessential Cities, Accountable to the Future" . "PMC7120543" . .