id 15887 Url https://chloe.cnr.it/s/BiDiAr/item/15887 Resource template Academic Article Resource class bibo:AcademicArticle Title The generalization of ‘student's’ problem when several different population varlances are involved Creator Welch, B. L. Date 1947 Language eng Is Part Of Biometrika Doi https://doi.org/10.1093/biomet/34.1-2.28 Issn 0006-3444, 1464-3510 Issue 1-feb Pages 28-35 Volume 34 Homepage https://www.zotero.org/groups/5293298/bidiar/items/7GAYQVYT/item-list --