Two Upper Limits on the Rossiter-Mclaughlin Effect, with Differing Implications: WASP-1 has a High Obliquity and WASP-2 is Indeterminate
Journal article published in 2011 by
Simon Albrecht,
Joshua N. Winn,
John Asher Johnson,
R. Paul Butler,
Jeffrey D. Crane,
Stephen A. Shectman,
Ian B. Thompson,
Norio Narita,
Bun'ei Sato,
Teruyuki Hirano,
Keigo Enya,
Debra Fischer 
