@article{700950,
     title = {Two results concerning biconnected sets with dispersion points},
     booktitle = {General Topology and its Relations to Modern Analysis and Algebra},
     series = {GDML\_Books},
     publisher = {Academia Publishing House of the Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1962},
     pages = {[146]-147},
     mrnumber = {MR0149449},
     zbl = {0141.20401},
     url = {http://dml.mathdoc.fr/item/700950}
}

Duda, R. Two results concerning biconnected sets with dispersion points, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books,  (1962), pp. [146]-147. http://gdmltest.u-ga.fr/item/700950/