@article{Refai2020, author = "Jawad Jandali Refai and Scott Bateman and Michael W. Fleming", title = "{Data_Sheet_1_External Assistance Techniques That Target Core Game Tasks for Balancing Game Difficulty.PDF}", year = "2020", month = "6", url = "https://frontiersin.figshare.com/articles/dataset/Data_Sheet_1_External_Assistance_Techniques_That_Target_Core_Game_Tasks_for_Balancing_Game_Difficulty_PDF/12422696", doi = "10.3389/fcomp.2020.00017.s001" }