0-387-94374-9 ISBN 3-540-94374-9 (英语). Sierpiński, Wacław F.; translated by Krieger, C. Cecilia (1952). General Topology. University of Toronto Press. 极限点 导出代数
of Giant Snakes: A Historical Natural History of Anacondas and Pythons. Krieger Pub. Co. 221 pp. ISBN 978-0-89464-995-0. Martin Sander, P.; Mateus, Octávio;
Huett, Stuart Johnson, Bill K. Kapri, Jake Kosich, Johnny Kosich, Daniel Krieger, Kendrick Lamar, Ronald LaTour, Mario Luciano, Daniel Alan Maman, Timothy