Gama, K., da Costa, A., Coelho, H., Venieris, R., & de Lucena, C. (2020). Experimenting with the Peanut Butter and Jelly Sandwich Challenge to Introduce Algorithmic Thinking and Test Case Writing. In Anais Estendidos do XXXIII SimpĆ³sio Brasileiro de Engenharia de Software. Porto Alegre: SBC.