73–74. Znak četverice. "Nestali ragbijaš". Alexander Bird (27. 6. 2006), "Abductive Knowledge and Holmesian Inference" u: Tamar Szabo Gendler i John Hawthorne...
Arhivirano 6. 2. 2007. na Wayback Machine Alexander Bird (27. 6. 2006). "Abductive Knowledge and Holmesian Inference". u Tamar Szabo Gendler; John Hawthorne...