@article{MET_1984__31_175948,
     author = {B. Abraham and W.W.S. Wei},
     title = {Inferences about the {Parameters} of a {Time} {Series} {Model} with {Changing} {Variance.}},
     journal = {Metrika},
     pages = {183--194},
     publisher = {mathdoc},
     volume = {31},
     year = {1984},
     zbl = {0542.62078},
     url = {http://geodesic.mathdoc.fr/item/MET_1984__31_175948/}
}