@Article{ SINGH_Martínez-Puertas:237-252,

author = { SARJINDER SINGH and Sergio Martínez-Puertas } ,

title = { On the estimation of total, mean and distribution function using two-phase sampling: Calibration approach },

journal = { Journal Of The Indian Society Of Agricultural Statistics },

year = { 2003 },

volume = { 56 },

pages = { 237-252 },

}