@article{AA_1992_4_1_a7,
     author = {H\r{a}kan Hedenmalm},
     title = {A factoring theorem for {\cyra}~weighted {Bergman} space},
     journal = {Algebra i analiz},
     pages = {167--176},
     publisher = {mathdoc},
     volume = {4},
     number = {1},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AA_1992_4_1_a7/}
}