Skłodowska Curie was born into an intelligentsia family in Warsaw on November 7, 1867. Her father and mother were teachers, people of integrity and strict morals, honest, hard working, staunch patriots and devoted Catholics. Her father, Władysław Skłodowski, was a mathematician and a physicist; he also was a writer and a translator. Mother Bronisława, neé Boguska, was owner and principal of a boarding school for girls. They raised five children, all of whom made fine careers: Józef (1863–1937) became a physician; Bronisława (1865–1939), married Dłuska, also became a physician and closely collaborated with Maria; Helena (1866–1961) married a teacher named Szalay …
Braun, Kazimierz. "Marie Skłodowska Curie". The Literary Encyclopedia. First published 09 October 2011; last revised 30 November -1.
[http://www.litencyc.com/php/speople.php?rec=true&UID=12594, accessed 18 April 2015.]