@Article{ SINGH_Upadhayaya-_Singh-:26-46,

author = { SARJINDER SINGH and L.N. Upadhayaya- and Housila P. Singh- } ,

title = { CHAIN RATIO AND REGRESSION TYPE ESTIMATORS FOR MEDIAN ESTIMATION IN SURVEY SAMPLING. },

journal = { Statistical Papers },

year = { 2007 },

pages = { 26-46 },

}