@article{10_4153_CJM_1972_060_9,
     author = {Sarason, Donald},
     title = {Approximation of {Piecewise} {Continuous} {Functions} by {Quotients} of {Bounded} {Analytic} {Functions}},
     journal = {Canadian journal of mathematics},
     pages = {642--657},
     year = {1972},
     volume = {24},
     number = {4},
     doi = {10.4153/CJM-1972-060-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-060-9/}
}