References

  1. Frei Betto · 🗄 archived 2026-06-05 Wikipedia (EN) · encyclopedia
  2. Memória dos Intereclesiais — Encontros Intereclesiais das CEBs · 🗄 archived 2025-12-15 CEBs do Brasil · official
  3. Fidel and Religion: Castro Talks on Revolution and Religion with Frei Betto · 🗄 archived 2026-08-24 Publishers Weekly · news
  4. Calendário do poder — Frei Betto · 🗄 archived 2025-12-05 Editora Rocco · book
  5. Frei Betto (Carlos Alberto Libânio Christo) — Lideranças Políticas · 🗄 archived 2026-06-06 NEAMP, PUC-SP · academic