| article html file updated | 12 February 2020 09:45 CET | Update | https://www.mdpi.com/2218-1997/5/5/103 |
| article html file updated | 4 June 2019 18:02 CEST | Update | N/A |
| article html file updated | 16 May 2019 11:56 CEST | Original file | N/A |
| article pdf uploaded. | 16 May 2019 11:55 CEST | Updated version of record | https://www.mdpi.com/2218-1997/5/5/103/pdf |
| article xml uploaded. | 16 May 2019 11:55 CEST | Update | https://www.mdpi.com/2218-1997/5/5/103/xml |
| article xml file uploaded | 16 May 2019 11:55 CEST | Update | N/A |
| article pdf uploaded. | 3 May 2019 16:12 CEST | Version of Record | https://www.mdpi.com/2218-1997/5/5/103/pdf-vor |
| article xml file uploaded | 3 May 2019 16:12 CEST | Original file | N/A |
