It was noted that these adjustments were made through an exchange of letters between the Secretary-General and the contractor dated 27 September 2002 and 22 November 2002, respectively.
Ces aménagements ont été apportés moyennant un échange de lettres datées du 27 septembre 2002 et du 22 novembre 2002, respectivement, entre le Secrétaire général et le contractant.