DAI, Sheng; FANG, Yu-Hsueh; LEE, Chia-Yen; KUOSMANEN, Timo. pyStoNED: A Python Package for Convex Regression and Frontier Estimation. Journal of Statistical Software, [S. l.], v. 111, n. 6, p. 1–43, 2024. DOI: 10.18637/jss.v111.i06. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v111i06. Acesso em: 30 mar. 2025.