The fractional Bessel equation in Hölder spaces. - Jorge J. Betancor; Alejandro J. Castro; Pablo Raúl Stinga (J. Approx. Theory, 2014)

Fourier neural networks: A comparative study. - Malika Uteuliyeva; Abylay Zhumekenov; Rustem Takhanov; Zhenisbek Assylbekov; Alejandro J. Castro; Olzhas Kabdolov (Intell. Data Anal., 2020)

Approximation error of Fourier neural networks. - Abylay Zhumekenov; Rustem Takhanov; Alejandro J. Castro; Zhenisbek Assylbekov (Stat. Anal. Data Min., 2021)