LOCK, Kayla; PONG, Wai Yan; WITTMOND, Alexander. Refinement of Metrics: Erdős Number, a Case Study. The PUMP Journal of Undergraduate Research, [S. l.], v. 2, p. 118–130, 2019. DOI: 10.46787/pump.v2i0.1362. Disponível em: https://journals.calstate.edu/pump/article/view/1362. Acesso em: 3 jul. 2024.