Ghysels, Eric; Hall, Alastair (2002). "Editors' Introduction to Twentieth Anniversary Commemorative Issue of the Journal of Business and Economic Statistics". Journal of Business & Economic Statistics. 20: 1–4. doi:10.1198/073500102753410345. S2CID154033061.
Ghysels, Eric; Hall, Alastair (2002). "Editors' Introduction to Twentieth Anniversary Commemorative Issue of the Journal of Business and Economic Statistics". Journal of Business & Economic Statistics. 20: 1–4. doi:10.1198/073500102753410345. S2CID154033061.