Bogolyubov, N. N. and Prykarpatsky, A. K. (2007) “Generalized de Rham-Hodge complexes, the related characteristic Chern classes, and some applications to integrable multidimensional differential systems on Riemannian manifolds”, Ukrains’kyi Matematychnyi Zhurnal, 59(3), pp. 327–344. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3310 (Accessed: 19June2024).