1. Effects of certification schemes for agricultural production on socio‐economic outcomes in low‐ and middle‐income countries: a systematic review. Issue 1 (1st March 2017) Authors: Oya, Carlos; Schaefer, Florian; Skalidou, Dafni; McCosker, Catherine; Langer, Laurenz Journal: Campbell systematic reviews Issue: Volume 13:Issue 1(2017) Page Start: 1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Protocol for a Systematic Review: Effects of Certification Systems for Agricultural Commodity Production on Socio‐economic Outcomes in Low and Middle‐Income Countries. Issue 1 (1st July 2015) Authors: Oya, Carlos; Johnston, Deborah; Muchiri, Evans; Schaefer, Florian; Skalidou, Dafni; Dickson, Kelly; Stansfield, Claire Journal: Campbell systematic reviews Issue: Volume 11:Issue 1(2015) Page Start: 1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. The challenges of screening and synthesising qualitative research in a mixed-methods systematic review. The case of the impact of agricultural certification schemes. Issue 1 (2nd January 2018) Authors: Skalidou, Dafni; Oya, Carlos Journal: Journal of development effectiveness Issue: Volume 10:Issue 1(2018) Page Start: 39 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. The effectiveness of agricultural certification in developing countries: A systematic review. (December 2018) Authors: Oya, Carlos; Schaefer, Florian; Skalidou, Dafni Journal: World development Issue: Volume 112(2018) Page Start: 282 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗