Yigal Gerchak, D. Marc Kilgour. Sequential competitions with nondecreasing levels of difficulty. Oper. Res. Lett., 13(1):49-58, 1993. [doi]
@article{GerchakK93, title = {Sequential competitions with nondecreasing levels of difficulty}, author = {Yigal Gerchak and D. Marc Kilgour}, year = {1993}, doi = {10.1016/0167-6377(93)90085-U}, url = {https://doi.org/10.1016/0167-6377(93)90085-U}, researchr = {https://researchr.org/publication/GerchakK93}, cites = {0}, citedby = {0}, journal = {Oper. Res. Lett.}, volume = {13}, number = {1}, pages = {49-58}, }