| Author(s) | Title | Year | Reference | Language | Note |
|---|---|---|---|---|---|
| Erb, Saskia | Die Kodifikation des Behandlungsvertragsrechts im BGB | 2018 | Studien zum Zivilrecht, Bd. 23; Nomos Verlag Baden-Baden 2018 | German | |
| Flechtner, Harry M | Service Contracts in the United States (and from an Economic Perspective): A Comparative View of the DCFR, Service Contract Provisions and their Application to Hawkins v Mc Gee | 2010 | Service Contracts, edited by Reinhard Zimmermann, Gesellschaft für Rechtsvergleichung e.V., Rechtsvergleichung und Rechtsvereinheitlichung, Mohr Siebeck,Tübingen, 2010, p.149-180 | English | |
| Whittaker, Simon | 'The Draft Common Frame of Reference'. An Assessment | 2008 | Simon Whittaker; St. John's College, University of Oxford, 2008 | English | commissioned by the Ministry of Justice |