AMRI, Ihsan Fathoni; CHAMIDAH, Nur; SAIFUDIN, Toha; LESTARI, Budi; AYDIN, Dursun; ROHIM, Febrian. A Penalized Least Squares Estimation of Fourier Series Semiparametric Regression Theory, Simulation, and Application. Statistics, Optimization & Information Computing, [S. l.], v. 15, n. 4, p. 3255–3281, 2026. DOI: 10.19139/soic-2310-5070-3139. Disponível em: https://www.iapress.org/index.php/soic/article/view/3139. Acesso em: 1 may. 2026.