no. 4
A generalization of metric tensor and its application
Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Tome 13 (1970) no. 4, pp. 287-293 
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     author = {Perng, Jeng J.},
     title = {A generalization of metric tensor and its application},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {287--293},
     year = {1970},
     publisher = {Gauthier-Villars},
     volume = {13},
     number = {4},
     mrnumber = {275838},
     language = {en},
     url = {https://www.numdam.org/item/AIHPA_1970__13_4_287_0/}
}
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Perng, Jeng J. A generalization of metric tensor and its application. Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Tome 13 (1970) no. 4, pp. 287-293. https://www.numdam.org/item/AIHPA_1970__13_4_287_0/

[1] A. Einstein and E.G. Straus, Ann. Math. (Princeton), t. 47 (2), 1946, p. 731. | Zbl | MR

[2] A. Einstein and B. Kaufman, Ann. Math. (Princeton), t. 62, 1955, p. 128. | Zbl | MR

[3] A. Einstein, The meaning of Relativity, 5th ed., Princeton, 1955, Appendix II. | Zbl | MR

[4] O. Klein, Proceedings of the Berne Congress, 1955.

[5] H. Weyl, Proceedings of the Berne Congress, 1955.

[6] M. Fierz, Helv. Phys. Acta, t. 29, 1956, p. 128. | Zbl | MR

[7] P.G. Bergmann, Introduction to the Theory of Relativity, 1942, p. 245-279. | MR | JFM

[8] W. Pauli, Theory of Relativity, 1958, p. 172-173, p. 223-232. | Zbl | MR

[9] L.P. Eisenhart, Non-Riemannian Geometry, 1927, p. 55-56. | JFM