@article{oai:repository.dl.itc.u-tokyo.ac.jp:00039611, author = {Yu., I. Manin}, issue = {3}, journal = {Journal of the Faculty of Science, the University of Tokyo. Sect. 1 A, Mathematics = 東京大学理学部紀要. 第1類A, 数学}, month = {Feb}, note = {application/pdf}, pages = {715--720}, title = {What is the maximum number of points on a curve over $F_2$?}, volume = {28}, year = {1982} }