@article{05041384,
title = {A new second order finite difference conservative scheme.},
journal = {Divulgaciones Matem\'aticas},
volume = {13},
year = {2005},
pages = {107-122},
zbl = {1107.65335},
language = {en},
url = {http://dml.mathdoc.fr/item/05041384}
}
Guevara-Jordan, J.M.; Rojas, S.; Freites-Villegas, M.; Castillo, J.E. A new second order finite difference conservative scheme.. Divulgaciones Matemáticas, Tome 13 (2005) pp. 107-122. http://gdmltest.u-ga.fr/item/05041384/