Ruay Shiung Chang, Richard C. T. Lee. On the continuous working problem. Discrete Applied Mathematics, 28(2):93-109, 1990. [doi]
@article{ChangL90:1, title = {On the continuous working problem}, author = {Ruay Shiung Chang and Richard C. T. Lee}, year = {1990}, doi = {10.1016/0166-218X(90)90109-P}, url = {http://dx.doi.org/10.1016/0166-218X(90)90109-P}, tags = {C++}, researchr = {https://researchr.org/publication/ChangL90%3A1}, cites = {0}, citedby = {0}, journal = {Discrete Applied Mathematics}, volume = {28}, number = {2}, pages = {93-109}, }