Steel, D. G. & McLaren, C. H. (2009). Design and analysis of surveys repeated over time. In D. Pfeffermann & C. R. Rao (Eds.), Sample surveys : inference and analysis (pp. 289-313). Amsterdam: Elsevier/North-Holland.
Steel, D. G. & McLaren, C. H. (2009). Design and analysis of surveys repeated over time. In D. Pfeffermann & C. R. Rao (Eds.), Sample surveys : inference and analysis (pp. 289-313). Amsterdam: Elsevier/North-Holland.