@article{Raghunathan1995,
author = {Raghunathan, T.E. and Grizzle, J.E.},
title= {A split questionnaire survey design},
year = {1995},
doi = {10.1080/01621459.1995.10476488},
journal = {Journal of the American Statistical Association},
volume = {90},
number = {429},
pages = {54‒63},
}