Assertion: hot air blimp | /r/HasProperty | introduced by busemeyer
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text: The hot-air blimp introduced by Busemeyer (1987, 1994), which was also used by Wanzke (1984) for the documentation of excavations in Mohenjo-Daro in Pakistan, is the prototype on which all such blimps are constructed by GEFA-Flug (Aachen, Germany).