Giovanni Giorgi (1934), "Memorandum on the M.K.S. System of Practical Units", Central Office of the International Electrotechnical Commission (London) 9: 1–6, doi:10.1109/LMAG.2018.2859658
F. Frezza; S. Maddio; G. Pelosi; S. Selleri (2015), "The Life and Work of Giovanni Giorgi: The Rationalization of the International System of Units", IEEE Antennas Propag. Mag.57 (6): 152–165, doi:10.1109/MAP.2015.2486765, ISSN1045-9243
Arthur E. Kennelly (1935), "Adoption of the Meter-Kilogram-Mass-Second (M.K.S.) Absolute System of Practical Units by the International Electrotechnical Commission (I.E.C.), Bruxelles, June, 1935", Proceedings of the National Academy of Sciences of the United States of America21 (10): 579–583, doi:10.1073/pnas.21.10.579, PMC1076662, PMID16577693
Arthur E. Kennelly (1935), "Adoption of the Meter-Kilogram-Mass-Second (M.K.S.) Absolute System of Practical Units by the International Electrotechnical Commission (I.E.C.), Bruxelles, June, 1935", Proceedings of the National Academy of Sciences of the United States of America21 (10): 579–583, doi:10.1073/pnas.21.10.579, PMC1076662, PMID16577693
F. Frezza; S. Maddio; G. Pelosi; S. Selleri (2015), "The Life and Work of Giovanni Giorgi: The Rationalization of the International System of Units", IEEE Antennas Propag. Mag.57 (6): 152–165, doi:10.1109/MAP.2015.2486765, ISSN1045-9243