ON REID CONJECTURE OF SCORE SETS FOR TOURNAMENTS
姚天行 · 中国科学通报：英文版 · 1989
In 1978, K. B. Reid proposed a conjecture as follows: 'Every finite and nonempty set S of positive integers is a set of scores for some tournaments'. And he proved that the conjecture is true for |S|=1, 2, 3. In 1984, M. Hager proved