Kilder |
- [S63] Falk, Allan (red.), Dansk-Jødisk Genealogisk Database, (http://tom.brondsted.dk), 22 jan. 2020, http://tom.brondsted.dk/djgdb/?pid=I62496&ged=1.
- [S229] Schellekens, Job Jona - i Geni, (https://www.geni.com/people/Job-Schellekens/6000000010872928126), 22 jan. 2020, https://www.geni.com/people/Hitchele-Heilbut/6000000082771487322, https://www.geni.com/people/Job-Schellekens/6000000010872928126.
- [S43] Bobbel, Reinier, Jan Sanberg, Ury Link, Moshe Mossel, & Ben Noach, Akevoth, Jewish Genealogical research in the Netherlands, (http://www.dutchjewry.org/jewgennl/), 22 jan. 2020, https://www.dutchjewry.org/genealogy/heilbut/20.htm.
- [S229] Schellekens, Job Jona - i Geni, (https://www.geni.com/people/Job-Schellekens/6000000010872928126), https://www.geni.com/people/Lipman-Heilbut/6000000088077039866, https://www.geni.com/people/Job-Schellekens/6000000010872928126.
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