Folclore japonês e Yokai: Kappa, pequenas histórias e lendas do Japão (Paperback) | Penguin Bookshop
Colorado College Nugget (yearbook) . FLORIAN CAJORI, Ph. D., Phi Beta Kappa—Head Professor of Mathematics and Dean ofthe Engineering School; S. B. (Wisconsin),1883; M. S. (ibid.), 1886; Ph. D. (Tulane),1894; Johns Hopkins;