Micah Adler, Neil Immerman. An ::::n!:::: lower bound on formula size. ACM Trans. Comput. Log., 4(3):296-314, 2003. [doi]
@article{AdlerI03, title = {An ::::n!:::: lower bound on formula size}, author = {Micah Adler and Neil Immerman}, year = {2003}, doi = {10.1145/772062.772064}, url = {http://doi.acm.org/10.1145/772062.772064}, researchr = {https://researchr.org/publication/AdlerI03}, cites = {0}, citedby = {0}, journal = {ACM Trans. Comput. Log.}, volume = {4}, number = {3}, pages = {296-314}, }