Characterizing and Predicting the Multifaceted Nature of Quality in Educational Web Resources.
Philipp G. WetzlerSteven BethardHeather LearyKirsten R. ButcherSoheil Danesh BahreiniJin ZhaoJames H. MartinTamara SumnerPublished in: ACM Trans. Interact. Intell. Syst. (2013)