Citations refer to the original publication, not to a Scieee localized version.
Delgado Delgado, M. (1997). The Lagrange-Charpit method. Society for Industrial and Applied Mathematics. https://doi.org/10.1137/S0036144595293534
Delgado Delgado, Manuel. The Lagrange-Charpit method. Society for Industrial and Applied Mathematics, 1997. https://doi.org/10.1137/S0036144595293534.
Delgado Delgado, Manuel. The Lagrange-Charpit method. Society for Industrial and Applied Mathematics, 1997. https://doi.org/10.1137/S0036144595293534.
Delgado Delgado, M. (1997) The Lagrange-Charpit method. Society for Industrial and Applied Mathematics. Available at: https://doi.org/10.1137/S0036144595293534.
M. Delgado Delgado, “The Lagrange-Charpit method,” Society for Industrial and Applied Mathematics, 1997, doi: 10.1137/S0036144595293534.
@misc{delgadodelgado1997lagrangecharpit,
author = {Delgado Delgado, Manuel},
title = {The Lagrange-Charpit method},
year = {1997},
publisher = {Society for Industrial and Applied Mathematics},
doi = {10.1137/S0036144595293534},
url = {https://doi.org/10.1137/S0036144595293534}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.