Even Small Reasoners Should Quote Their Sources: Introducing the Pleias-RAG Model Family. - Pierre-Carl Langlais; Pavel Chizhov; Mattia Nee; Carlos Rosas Hinostroza; Matthieu Delsart; Irène Girard; Othman Hicheur; Anastasia Stasenko; Ivan P. Yamshchikov (CoRR, 2025)