FU, Jingyu. Study of Service Trade Based on Multiple Linear Regression. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 2, n. 6, p. 7162, 2024. DOI: 10.61173/ha28t604. Disponível em: https://stecep.deanfrancis.press/article/view/1291. Acesso em: 23 oct. 2026.