@article{Kasmel1955,
author = {Kasmel, A. and Helasoja, V. and Lipand, A. and Kitagawa, E.},
title= {Components of a difference between two rates},
year = {1955},
doi = {10.2307/2281213},
journal = {Journal of the American Statistical Association},
volume = {50},
number = {272},
pages = {1168--1194},
}