@article{10_4064_aa_50_2_147_154,
     author = {E. Straus and A. Cayford},
     title = {Singularities of analytic functions in a differential ring},
     journal = {Acta Arithmetica},
     pages = {147--154},
     publisher = {mathdoc},
     volume = {50},
     number = {2},
     year = {1988},
     doi = {10.4064/aa-50-2-147-154},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-50-2-147-154/}
}