Alling, Norman L. (1962), "On the existence of real-closed fields that are ηα-sets of power ℵα", Trans. Amer. Math. Soc., 103: 341—352, doi:10.1090/S0002-9947-1962-0146089-X, MR0146089.
arxiv.org
Costin, Ovidiu; Ehrlich, Philip; Friedman, Harvey M. (2015). "Integration on the Surreals: a Conjecture of Conway, Kruskal and Norton". arXiv:1505.02478 [math.LO].
Alling, Norman L. (1962), "On the existence of real-closed fields that are ηα-sets of power ℵα", Trans. Amer. Math. Soc., 103: 341—352, doi:10.1090/S0002-9947-1962-0146089-X, MR0146089.
