@article{AUCMP_1994__35_2_a7,
     author = {Lachout, P.},
     title = {A general version of delta theorem},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {51--57},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {1994},
     mrnumber = {1366498},
     zbl = {0820.60018},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/AUCMP_1994__35_2_a7/}
}