[citation needed] The centerpiece of the project is the Global Sales and Contract Law handbook,[1] authored by Ingeborg Schwenzer together with Christopher Kee and Pascal Hachem.
The work provides a comprehensive systematic analysis based on the functional comparative method.
Particularly remarkable about the book is the approach of research in so far as the comparison is completely based on the functional comparative method rather than on the basis of separate country reports.
The authors based their work on the doctoral theses of Mohamed Hafez (Arabia and the Middle East), Natia Lapiashvili (Eastern Europe and Central Asia), Edgardo Muñoz (Latin America), Jean Alain Penda Matipe (Central and Southern Africa), and Sophia Juan Yang (Southeast Asia).
CISG-online[5] is the only comprehensive database in the German-speaking world on CISG case law and as such also part of the project.