et. al., Asst. Nisreen Abdel Qader Ahmed,. “Awareness Of The Concepts Of Green Economy Among The Student-Teacher At The College Of Education For Pure Sciences - Ibn Al-Haytham In Iraq”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 7, Apr. 2021, pp. 2076-84, https://turcomat.org/index.php/turkbilmat/article/view/3341.