@article{10_4064_aa_13_1_49_59,
     author = {R. MacLeod},
     title = {A new estimate for the sum $M(x)=\sum_{n\ensuremath{\leq}x}\ensuremath{\mu}(n)$},
     journal = {Acta Arithmetica},
     pages = {49--59},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1967},
     doi = {10.4064/aa-13-1-49-59},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-13-1-49-59/}
}