@article{10_4064_am31_3_9,
     author = {C. Roland and B. Beckermann and C. Brezinski},
     title = {Altman's methods revisited},
     journal = {Applicationes Mathematicae},
     pages = {353--368},
     publisher = {mathdoc},
     volume = {31},
     number = {3},
     year = {2004},
     doi = {10.4064/am31-3-9},
     zbl = {1056.65028},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am31-3-9/}
}