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Frühwarnsysteme
Albach, Horst, (1979)
On the theory of the firm in incomplete markets
Ekern, Steinar, (1973)
Simulation and business decisions
Jones, Gilbert Thomas, (1972)
NORDIC TOURISM: ISSUES AND CASES
Nielsen, Niels C., (2009)
Geographical information and landscape history in tourism communication in the age of Web 2.0 : the case of the Salt River Bay National Park in St. Croix of the US Virgin Islands
Nielsen, Niels C., (2008)
The firm as an intermediary between consumers and production functions under uncertainty
Nielsen, Niels Christian, (1974)