Lance Fortnow. The status of the P versus NP problem. Communications of the ACM, 52(9):78-86, 2009. [doi]
@article{Fortnow09a, title = {The status of the P versus NP problem}, author = {Lance Fortnow}, year = {2009}, doi = {10.1145/1562164.1562186}, url = {http://doi.acm.org/10.1145/1562164.1562186}, researchr = {https://researchr.org/publication/Fortnow09a}, cites = {0}, citedby = {0}, journal = {Communications of the ACM}, volume = {52}, number = {9}, pages = {78-86}, }