@article{AFM_1995_20_1_a4,
     author = {K. Astala and M. Zinsmeister},
     title = {Abelian coverings, {Poincar\'e} exponent of convergence and holomorphic deformations},
     journal = {Annales Fennici Mathematici},
     pages = {81--86},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_1995_20_1_a4/}
}