Assunto de: O diário de Helga... 2013

http://authorities.loc.gov 10/7/2014: (d.n., rems.)

http://viaf.org/processed/JPG%7C500337358: (pintora e escultora tcheca; d.n., rems.)

http://viaf.org/processed/NTA%7C343051532: (Weiss, Helga; d.n.)