Seminars and lectures:

• First QCD lecture at LISHEP 2002 powerpoint file
  
• Second QCD lecture at LISHEP 2002 powerpoint file
  
• Third QCD lecture at LISHEP 2002 powerpoint file
  
• Fourth QCD lecture at LISHEP 2002 powerpoint file
  
• Colloquium at IFUSP (04/04/02) powerpoint file
  
• Colloquium at IFT (25/09/02) pdf file
  
• II Workshop Nova Fisica no Espaco (extra dimensions) pdf file
  
• Saclay--Rio 2006: aula1.pdf
• Saclay--Rio 2006: aula2.pdf

Please mail any suggestions and comments to Oscar.