@article{10_37236_2071,
     author = {Robert Cori and Claire Mathieu and John Michael Robson},
     title = {On the number of indecomposable permutations with a given number of cycles},
     journal = {The electronic journal of combinatorics},
     year = {2012},
     volume = {19},
     number = {1},
     doi = {10.37236/2071},
     zbl = {1243.05008},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2071/}
}