%0 Journal Article %A I. Thomson %T Design and Estimation Problems when Estimating a Regression Coefficient from Survey Data. %J Metrika %D 1978 %P 27-36 %V 25 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1978__25_175731/ %G en %F MET_1978__25_175731