setiawan, I. M. D. The Effect of Geogebra-Assisted E-Learning Based Learning on Computer Mathematics Learning Outcomes With Spatial Ability Covariables: Pengaruh Pembelajaran Berbasis E-Learning Berbantuan Geogebra Terhadap Hasil Belajar Matematika Komputer Dengan Kovariabel Kemampuan Spasial. pendipa. jurnal. pendik. sains 2025, 9, 124-131.