Li Jun Yang, E., & Xian Wu Zeng, E. (2003). Two Characterizations of Diffeomorphisms of Euclidean Space. Acta Mathematica Sinica, 19(4), 739. https://doi.org/10.1007/s10114-002-0232-4
Chicago Style (17th ed.) CitationLi Jun Yang, E.M.E., and E.M.E Xian Wu Zeng. "Two Characterizations of Diffeomorphisms of Euclidean Space." Acta Mathematica Sinica 19, no. 4 (2003): 739. https://doi.org/10.1007/s10114-002-0232-4.
MLA (9th ed.) CitationLi Jun Yang, E.M.E., and E.M.E Xian Wu Zeng. "Two Characterizations of Diffeomorphisms of Euclidean Space." Acta Mathematica Sinica, vol. 19, no. 4, 2003, p. 739, https://doi.org/10.1007/s10114-002-0232-4.
Warning: These citations may not always be 100% accurate.