Origin of the Catalan language – alugha

Catalan Language, History and Essential Catalan Phrases

Spanish vs Catalan: Crucial Similarities And Differences

Essential Catalan Phrases to visit like a local

Catalan vs Spanish (History, Pronunciation, Grammar, Vocabulary)

What are the differences among Iberian languages like Catalan, Castillian, Leonese, Asturian, and with them, the differences among these nations? - Quora

Catalans more negative on government than others in Spain

Table 2 from Early phrasing patterns in Catalan and Spanish multi-word speech

Catalonia profile - BBC News

Secessionists vs. Unionists in Catalonia: Mood, Emotional Profiles and Beliefs about Secession Perspectives in Two Confronted Communities

Catalan and Neapolitan