臨界マッハ数
↑ Clancy, L.J. Aerodynamics, Section 11.6
↑ E. Rathakrishnan (3 September 2013). Gas Dynamics. PHI Learning Pvt. Ltd.. p. 278. ISBN 978-81-203-4839-4. https://books.google.com/books?id=uY31AAAAQBAJ&pg=PA278
1 2 Clancy, L.J., Aerodynamics, Chapter 11