et. al., Gema Merdeka Goeyardi,. “Financial Analysis Method Based On Astrology, Fibonacci, And Astronacci To Find A Date Of Direction Inversion Base Information Technology - Jci And Future Gold Prices ”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 4, Apr. 2021, pp. 1583-95, https://www.turcomat.org/index.php/turkbilmat/article/view/1414.