@article {yazidi2020balanced,
	title = {Balanced difficulty task finder: an adaptive recommendation method for learning tasks based on the concept of state of flow},
	journal = {Cognitive Neurodynamics},
	volume = {14},
	number = {5},
	year = {2020},
	pages = {675{\textendash}687},
	publisher = {Springer},
	author = {Yazidi, Anis and Asieh Abolpour {Mofrad} and Goodwin, Morten and Hugo Lewi {Hammer} and Arntzen, Erik}
}
