Tailoring Your Code Companion: Leveraging LLMs and RAG to Develop a Chatbot to Support Students in a Programming Course - Alario Hoyos, Carlos; Kemcha, Rebiha; Delgado Kloos, Carlos; Callejo Pinardo, Patricia; Estevez Ayres, Iria Manuela; Santin Cristobal, David; Cruz Argudo, Francisco; Lopez Sanchez, Jose Luis (2024 IEEE International Conference on Teaching, Assessment and Learning for Engineering (TALE), 2025)