Centre for Lusophone and European Literatures and Cultures Eça de Queirós and Father António Vieira, among other great Lusophone authors, through the publishing of previously unavailable sources and reference works, including complete works of the great figures from the History of Portuguese culture. The interchange of knowledge between Lusophone and European cultures has also been expanded, giving rise to interartistic studies (coordinated by Annabela Rita), to the imaginary of cultural studies (coordinated by José Eduardo Franco), to the studies on interculturality of the iberian world and the Slavonic world (coordinated by Béata Cieszynska), to the studies on the didactics of literature, the work in oral and traditional literatures,
National language official languages are legislated at a territorial (sub-federal) level, they can be construed as national languages. Besides these there many Indigenous languages of Canada which are the national languages of one or more of Canada's First Nations groups, Inuit and Métis (mixed First Nations-European peoples); a number of First Nations legislate at the Indigenous government levels their language as an official language of the Nation, such is the case with the Nisg̱a’a language in Nisg̱a’a. Notably the Cree language is spoken (with variations) from Alberta to Labrador, Anishinaabemowin is spoken across central Canada and Inuktitut is spoken across the arctic.