(en) Geoff Mayfield, « 1999 The Year in Music Totally '90s: Diary of a Decade – The listing of Top Pop Albums of the '90s & Hot 100 Singles of the '90s », Billboard, vol. 111, no 52, (ISSN0006-2510, lire en ligne)
(en) Geoff Mayfield, « 1999 The Year in Music Totally '90s: Diary of a Decade – The listing of Top Pop Albums of the '90s & Hot 100 Singles of the '90s », Billboard, vol. 111, no 52, (ISSN0006-2510, lire en ligne)