@article{MET_1984__31_175952,
     author = {B. Kiregyera},
     title = {Regression-Type {Estimators} {Using} {Two} {Auxiliary} {Variables} and the {Model} of {Double} {Sampling} from {Finite} {Populations.}},
     journal = {Metrika},
     pages = {215--226},
     publisher = {mathdoc},
     volume = {31},
     year = {1984},
     zbl = {0542.62005},
     url = {http://geodesic.mathdoc.fr/item/MET_1984__31_175952/}
}