Invariance of functionals and related Euler–Lagrange equations
Crossref DOI link: https://doi.org/10.3103/S1066369X17020062
Published Online: 2017-03-08
Published Print: 2017-02
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Savchin, V. M.
Budochkina, S. A.
License valid from 2017-02-01