@article{GAMA_1973_1973_1_a4,
     author = {Ruiz Dom{\'\i}nguez, Manuel},
     title = {Introducci\'on del c\'alculo integral {II.}},
     journal = {Gaceta matem\'atica},
     pages = {76-88},
     publisher = {mathdoc},
     volume = {25},
     number = {3-4},
     year = {1973},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1973_1973_1_a4/}
}