Enhancing the frequency stability of national time scale using EMD. - Aly I. Mostafa; Gihan Gomah Hamza; Abdelhalim Zekry (IEEE Instrum. Meas. Mag., 2020)

Improving the Frequency Stability of TA(NIS) Using EMD. - Aly I. Mostafa; Abdelhalim Zekry (TSP, 2022)