Discussion of the findings with industry representatives and other researchers

Multiple sources of data and multiple actors in maritime supply chains

Use of a standardised interview guide to allow comparison between the cases

Use of data analysis software for a structured case database

Audio-recording and transcription of interviews

A multi-stage data coding and analysis process

Comparison and refinement of data with reference to the literature

Discussion of findings with uninvolved practitioners and researchers

Detailed description of the two cases

Former study on a similar sample

Multiple sources of data and multiple actors in maritime supply chains