@article{v016a016, author = {Bhangale, Amey and Harsha, Prahladh and Varma, Girish}, title = {A Characterization of Hard-to-Cover CSPs}, year = {2020}, pages = {1--30}, doi = {10.4086/toc.2020.v016a016}, publisher = {Theory of Computing}, journal = {Theory of Computing}, volume = {16}, number = {16}, URL = {https://theoryofcomputing.org/articles/v016a016}, }