גרסה חדשה זמינה
Peer-reviewed statistical analysis of Gibson's early-mosque qibla data, concluding that under Gibson's assumptions the orientations are consistent with intentional aiming at Petra, with error growing with distance from the target.
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Cited 1 time
How Accurately Could Early (622–900 CE) Muslims Determine the Direction of Prayers (Qibla)?
Walter R. Schumm, Zvi Goldstein · 2021