@article{AUCMP_1989__30_2_a12,
     author = {Kulpa, W.},
     title = {An integral theorem and its applications to coincidence theorems},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {83--90},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {1989},
     mrnumber = {1046451},
     zbl = {0703.26011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1989__30_2_a12/}
}