@article{10_1090_S0894_0347_97_00244_0,
     author = {Borichev, Alexander and kan Hedenmalm, H\r{a}},
     title = {Harmonic functions of maximal growth: invertibility and cyclicity in {Bergman} spaces},
     journal = {Journal of the American Mathematical Society},
     pages = {761--796},
     year = {1997},
     volume = {10},
     number = {4},
     doi = {10.1090/S0894-0347-97-00244-0},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-97-00244-0/}
}