Ayanie, Andy Noer Fadhilah, et al. “ Pengaruh Likuiditas, Solvabilitas, Aktiviti Dan Profitabiliti Terhadap Return Saham Pada Perusahaan Sub Sektor Coal Mining Yang Terdaftar Di Bursa Efek Indonesia”. Innovative: Journal Of Social Science Research, vol. 3, no. 3, Aug. 2023, pp. 10413-27, http://j-innovative.org/index.php/Innovative/article/view/3382.