Cite
MLA Citation
M.E. Fels and E. Yaşar. “Variational Operators, Symplectic Operators, and the Cohomology of Scalar Evolution Equations.” Journal of nonlinear mathematical physics, vol. 26, no. 4, 2019, pp. 604–649. http://access.bl.uk/ark:/81055/vdc_100086843788.0x000026