| , 2003, The Observatory, A New Local Observation Record for a Young Moon from Saudi Arabia, Vol | , 2008, New World Rrecord for Observing New Moon in The Kingdom of Saudi Arabia, JAAUBAS, 5, 73-77 |
|---|---|
| The Observatory, [UK], August 2003, Vol 123, No |
, 2005, The Observatory, Lunar Calendars: The New Saudi Arabian Criterion, 125, 25.
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