Comparison of the Multinational SIM Time Scale to UTC and UTCr. - José Mauricio López-Romero; Michael A. Lombardi; Eduardo De Carlos-López; Nélida Diaz-Muñoz; C. A. Ortiz; Ricardo de Carvalho; Raul Fernando Solís (IEEE Trans. Instrum. Meas., 2020)

Performance Estimation of UTC and Several UTC(k) Realizations During the Past 25 Years. - C. A. Ortiz; Eduardo De Carlos-López; A. Medina-Herrera; Michael A. Lombardi; José Mauricio López-Romero (IEEE Trans. Instrum. Meas., 2025)