Zhang Sunwei, Tang Yinxuan. The composition of colored complexes and the calculation method of the stability constant value of the programmable calculator are serious in the job method . AS [Internet]. 2019 Oct. 9 [cited 2026 Sep. 20];20(5):1-6. Available from: https://www.periodicos.ulbra.org/index.php/acta/article/view/71