Institute;
of;
Architecture;
and;
Planning,;
University;
of;
Liechtenstein,;
Fiirst-Franz-Josefstrasse,;
Vaduz;
LI;
9490,;
Liechtenstein;
Institute;
for;
Environmental;
Decisions,;
ETH;
Zurich,;
Universitaetstrasse;
22,;
Zurich;
CH;
8092,;
Switzerland;
Fachhochschule;
Nordhausen,;
Weinberghof;
4,;
Nordhausen;
D-99734,;
Germany;