Rujukan Takwim suria Thai

  1. Roberts, Edmund (2007) [1837]. "Chapter XX―Division of Time". Embassy to the Eastern courts of Cochin-China, Siam, and Muscat : in the U. S. sloop-of-war Peacock ... during the years 1832-3-4 (ed. Digital). Harper & brothers. m/s. 310. The Siamese have two epochs, sacred and popular. The sacred era dates from the death of Gautama, and the year 1833 corresponded to the 2376 year. The vulgar era was instituted when the worship of Gautama was first introduced; and the year 1833 corresponded with the year 1194, and was the fifth, or Dragon year.
  2. พระราชบัญญัติปีปฏิทิน พุทธศักราช ๒๔๘๓ (PDF). Royal Gazette (dalam bahasa Thai). 57 (0 ก): 419. 17 September 1940.
  3. Crawfurd, John (21 August 2006) [1830]. "Chapter I". Journal of an Embassy from the Governor-general of India to the Courts of Siam and Cochin China. Volume 2 (ed. 2nd). London: H. Colburn and R. Bentley. m/s. 32. OCLC 3452414. The Siamese year does not commence with the first month, but corresponds with that of the Chinese. In the year 1822, the new year fell on 11 April, being the 5th day of the dark half of the moon.... The Siamese have two epochs, or, as they describe them, Sa-ka-rat. The sacred one dates from the death of Gautama, and the year which commenced on 11 April 1822, was the year 2365, according to this reckoning.
  4. J.C. Eade. The calendrical systems of mainland southeast asia. E.J. Brill, Leiden. m/s. 22. ISBN 90-04-10437-2. According to some scholars including George Coedes the change occurred at the beginning of the 5th lunar month originally a few days before Songkhran.