| Index: IABSE periodica 1989: table of contents | _ | 
            
              | Issue B-48: IABSE bulletin | _ | 
            
              | Front matter | _ | 
            
              | Preface | 1 | 
            
              | Association News: Symposium on "durability of structures": Lisbon, Portugal, September 4-5, 1989 | 2 | 
            
              | Association News: Short course on "durability of structures": Lisbon, Portugal, September 4-5, 1989 | 4 | 
            
              | Association News: Short course on "expert systems in civil engineering": Bergamo, Italy, October 16-17, 1989 | 5 | 
            
              | Association News: "Remaining fatigue life of steel structures": IABSE workshop: Lausanne, Switzerland, April 4-6, 1990 | 6 | 
            
              | Association News: Publications of the 13th congress, Helsinki, June 6-10, 1988 | 7 | 
            
              | Association News: Mixed structures, including new materials: Brussels, Belgium, September 5-7, 1990 | 8 | 
            
              | Association News: International conference on industrialized building: Leipzig, 13-15 September 1988 | 10 | 
            
              | Association News: Calendar of events | 12 | 
            
              | Miscellaneous | _ | 
            
              | Back matter | _ | 
            
              | Issue B-49: IABSE bulletin | _ | 
            
              | Front matter | _ | 
            
              | Association News: News from IABSE headquarters and secretariat | 13 | 
            
              | Association News: Membership statement on March 31, 1989 | 15 | 
            
              | Association News: Symposium on "durability of structures": Lisbon, Portugal, September 6-8, 1989 | 16 | 
            
              | Association News: Mixed structures, including new materials: Brussels, Belgium, September 5-7, 1990 | 17 | 
            
              | Association News: 4th world congress on tall buildings in Hong Kong, November 5-9, 1990 | 18 | 
            
              | Association News: Second East Asia-Pacific Conference on Structural Engineering and Construction (EASEC-2): Chlang Mai, Thailand, January 11-13, 1989 | 19 | 
            
              | Association News: Calendar of events | 20 | 
            
              | Miscellaneous | _ | 
            
              | Back matter | _ | 
            
              | Issue B-50: IABSE bulletin | _ | 
            
              | Front matter | _ | 
            
              | Preface | 21 | 
            
              | Association News: New chairmen of National Groups of IABSE | 21 | 
            
              | Association News: Technology and science: for which priorities? | 26 | 
            
              | Association News: A survey of university programs in the fields of structural engineering in South, Southeast and East Asian Countries | 28 | 
            
              | Association News: International standards on corrosion | 31 | 
            
              | Miscellaneous | _ | 
            
              | Back matter | _ | 
            
              | Issue B-51: IABSE bulletin | _ | 
            
              | Front matter | _ | 
            
              | Association News: IABSE in Lisbon, September 3-8, 1989 | 33 | 
            
              | Association News: IABSE symposium "durability of structures": Lisbon, September 6-8, 1989 | 36 | 
            
              | Association News: Short course on durability of structures | 37 | 
            
              | Association News: International Award of Merit in Structural Engineering to Hans Wittfoht | 38 | 
            
              | Association News: Júlio Ferry Borges elected honorary member of IABSE | 39 | 
            
              | Association News: "Mixed structures, including new materials": IABSE symposium, Brussels, Belgium, 5-7, 1990 | 40 | 
            
              | Association News: New members of the executive and technical committee of IABSE | 41 | 
            
              | Association News: IABSE committees and commissions | 44 | 
            
              | Association News: "Expert systems in civil engineering": IABSE colloquium, Bergamo, Italy, October 16-20, 1989 | 46 | 
            
              | Association News: Calendar of events | 48 | 
            
              | Miscellaneous | _ | 
            
              | Back matter | _ | 
            
              | Appendix: Joint committee on structural safety | _ |