Criterion one (Filtering step 1) | Criterion two (Filtering step 2) | Criterion three (Filtering step 3) |
---|---|---|
Peer reviewed articles and high quality conference papers, books, industrial and technical reports, which are relevant to research questions and address slow steaming within the eight impact criteria provided in MEPC.1/Circ.885 | Non-English studies, duplicate articles, non-peer reviewed articles, low quality industrial and technical reports, and articles that not totally covered the topic | Exclude texts older than 2003 |