Borel, Émile (1919). "Sur la classification des ensembles de mesure nulle" (PDF). Bull. Soc. Math. France. 47: 97–125. doi:10.24033/bsmf.996. /wiki/%C3%89mile_Borel
Jech, Thomas (2003). Set Theory: The Third Millennium Edition, Revised and Expanded. Springer Monographs in Mathematics (3rd ed.). Springer. p. 539. ISBN 978-3540440857. 978-3540440857
Borel, Émile (1919). "Sur la classification des ensembles de mesure nulle" (PDF). Bull. Soc. Math. France. 47: 97–125. doi:10.24033/bsmf.996. /wiki/%C3%89mile_Borel
Sierpiński, W. (1928). "Sur un ensemble non denombrable, dont toute image continue est de mesure nulle" (PDF). Fundamenta Mathematicae (in French). 11 (1): 302–4. doi:10.4064/fm-11-1-302-303. /wiki/Wac%C5%82aw_Sierpi%C5%84ski
Laver, Richard (1976). "On the consistency of Borel's conjecture". Acta Math. 137 (1): 151–169. doi:10.1007/BF02392416. /wiki/Richard_Laver
Galvin, F.; Mycielski, J.; Solovay, R.M. (1973). "Strong measure zero sets". Notices of the American Mathematical Society. 26.
Carlson, Timothy J. (1993). "Strong measure zero and strongly meager sets". Proc. Amer. Math. Soc. 118 (2): 577–586. doi:10.1090/s0002-9939-1993-1139474-6. JSTOR 2160341. https://doi.org/10.1090%2Fs0002-9939-1993-1139474-6