Art. 75 CISG
If the contract is avoided and if, in a reasonable manner and within a reasonable time after avoidance, the buyer has bought goods in replacement or the seller has resold the goods, the party claiming damages may recover the difference between the contract price and the price in the substitute transaction as well as any further damages recoverable under article 74.
The Secretariat Commentary on Art. 71 of the 1978 New York Draft, predecessor to Art. 75 CISG, gives insight into the drafters' unterstanding on the eve of the 1980 Vienna Diplomatic Conference.
CISG-AC Opinion regarding Art. 75 CISG
CISG-AC Opinion No. 8 ‘Calculation of Damages under Articles 75 and 76 CISG’ (Rapporteur: John Y. Gotanda), adopted by the CISG Advisory Council following its 12th meeting in Tokyo (Japan) on 15 November 2008
Overview of case law on Art. 75 CISG: UNCITRAL Digest
The UNCITRAL Digest on the CISG can be used as a starting point to discover the relevant case law on this article.