↑Michele Renee Salzman, On Roman time: the codex-calendar of 354 and the rhythms of urban life in late antiquity University of California Press, 1990, ISBN0-520-06566-2, p. 229.
↑So suggests J.F. Matthews in "The Poetess Proba and Fourth-Century Rome: Question of Interpretation", in M. Christol, S. Demougin, Y. Duval, C. Lepelley, and L. Pietri, Institutions, société et vie politique dans l'empire romain au IVe siécle ap. J.-C., Colletiones de l'École française de Rome, 159 (1992), 277-304.
↑So maintains Rita Lizzi Testa in Senatori, popolo, papi: il governo di Roma al tempo dei Valentiniani, Edipuglia, 2004, ISBN88-7228-392-2, pp. 117-118.
Daftar pustaka
John Bagnell Bury; et al., The Cambridge Ancient History - Volume XIII The Late Empire 337-425, Cambridge University Press, 1925. p.21 ISBN0-521-30200-5