@misc{10_4153_CJM_1997_049_8,
     title = {Approximation by {Multiple} {Refinable} {Functions}},
     journal = {Canadian journal of mathematics},
     pages = {944--962},
     year = {1997},
     volume = {49},
     number = {5},
     doi = {10.4153/CJM-1997-049-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1997-049-8/}
}