@article{CRMATH_2009__347_19-20_1111_0,
     author = {W\'ojtowicz, Marek and Skonieczna, Marta},
     title = {Appendix to the {Note} {{\textquotedblleft}The} structure of the set of numbers with the {Lehmer} property{\textquotedblright}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {1111--1114},
     publisher = {Elsevier},
     volume = {347},
     number = {19-20},
     year = {2009},
     doi = {10.1016/j.crma.2009.07.019},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2009.07.019/}
}