Authors: A Cooper; C Mourer-Chauviré; G K Chambers; A von Haeseler; A C Wilson; S Pääbo Journal: Proc Natl Acad Sci U S A Date: 1992-09-15 Impact factor: 11.205
Authors: L Zhi; W B Karesh; D N Janczewski; H Frazier-Taylor; D Sajuthi; F Gombek; M Andau; J S Martenson; S J O'Brien Journal: Curr Biol Date: 1996-10-01 Impact factor: 10.834
Authors: H N Poinar; M Hofreiter; W G Spaulding; P S Martin; B A Stankiewicz; H Bland; R P Evershed; G Possnert; S Pääbo Journal: Science Date: 1998-07-17 Impact factor: 47.728