Finley, J. D., & McIver, J. K. (1993). Prolongations to higher jets of Estabrook-Wahlquist coverings for PDE's. Acta applicandae mathematicae, 32(3), 197-225. https://doi.org/10.1007/BF01082449
Chicago Style (17th ed.) CitationFinley, J. D., and John K. McIver. "Prolongations to Higher Jets of Estabrook-Wahlquist Coverings for PDE's." Acta Applicandae Mathematicae 32, no. 3 (1993): 197-225. https://doi.org/10.1007/BF01082449.
MLA (9th ed.) CitationFinley, J. D., and John K. McIver. "Prolongations to Higher Jets of Estabrook-Wahlquist Coverings for PDE's." Acta Applicandae Mathematicae, vol. 32, no. 3, 1993, pp. 197-225, https://doi.org/10.1007/BF01082449.
Warning: These citations may not always be 100% accurate.