Simeão Silva, S. L.; Fontineles Filho, P. P. Karl Marx in a Cassock? Liberation Theology in Brazil in the 1980s. In History, Culture and Politics; Goulart da Silva, M., Ed.; Scientia Global Editions: CLAEC e-Books; Scientia International Press, 2026. https://doi.org/10.56365/gg2a8e09.