Floss, R. (1999). Construction and enlargement of German airports: Construction and enlargement of German airports : structural engineering and geotechnical aspects = Izgradnja i proširenje njemačkih zračnih luka : građevinski i geotehnički aspekti. Croatian geotechnical journal, p. 3.
Chicago stil citiranjaFloss, Rudolf. "Construction and enlargement of German airports: Construction and enlargement of German airports : structural engineering and geotechnical aspects = Izgradnja i proširenje njemačkih zračnih luka : građevinski i geotehnički aspekti." 1999: 3.
MLA stil citiranjaFloss, Rudolf. "Construction and enlargement of German airports: Construction and enlargement of German airports : structural engineering and geotechnical aspects = Izgradnja i proširenje njemačkih zračnih luka : građevinski i geotehnički aspekti." 1999: 3.