"HAAS, ALEX DE |f [uitvoerende]" . "46054" . "HAAS, ALEX DE" . "1896" . "tekstdichter" . "u" . "De Haas" . . "HAAS, ALEX DE" . "51899" . "HAAS, ALEX DE |f [tekstdichter]" . "https://www.dbnl.org/auteurs/auteur.php?id=haas004" . "1896-00-00" . "http://data.bibliotheken.nl/id/thes/p147961157" . "1973" . "1973-00-00" . "https://viaf.org/viaf/289304270" . "ne" . "componist" . "19938" . "HAAS, ALEX DE" . "http://www.biografischportaal.nl/persoon/08909381" . "https://www.wikidata.org/entity/Q41309139" . "1896-01-01" . "Alex" . "t" . "https://data.muziekweb.nl/Link/M00000071583" . "http://www.inghist.nl/Onderzoek/Projecten/BWN/lemmata/bwn2/nederveen" . "uitvoerende" . "https://www.wikidata.org/entity/Q34370" . . "Nederveen, Alexander" .