Read and access IIASA's models, tools, and data.
Read about individual research projects and activities at IIASA.
Read how IIASA works with research partners across the globe to deliver world-class research.
Authors: Attouch H, Wets RJ-B
Publication Year: 1988
Reference: IIASA Working Paper WP-88-008
PDF
International Institute for Applied Systems Analysis (IIASA) Schlossplatz 1, A-2361 Laxenburg, Austria Phone: (+43 2236) 807 0 Fax:(+43 2236) 71 313