Columbia subject headings:
Architecture, Modern--21st century--Designs and plans.
Exhibition buildings--Portugal--Lisbon--Designs and plans.
Expo (International Exhibitions Bureau) (1998 : Lisbon, Portugal)--Planning.
Harvard subject headings:
Convention facilities--Portugal--Lisbon--Designs and plans.
Exhibition buildings--Portugal--Lisbon.
Princeton subject headings:
Convention facilities--Portugal--Lisbon--Designs and plans.
Exhibition buildings--Portugal--Lisbon.