| article html file updated | 10 February 2020 12:11 CET | Update | https://www.mdpi.com/2218-1989/8/4/55 |
| article html file updated | 8 October 2019 04:00 CEST | Update | - |
| article html file updated | 29 April 2019 03:16 CEST | Update | - |
| article html file updated | 14 April 2019 22:44 CEST | Update | - |
| article html file updated | 31 March 2019 21:29 CEST | Update | - |
| article html file updated | 26 December 2018 21:24 CET | Update | - |
| article html file updated | 26 September 2018 12:19 CEST | Update | - |
| article pdf uploaded. | 26 September 2018 12:18 CEST | Updated version of record | https://www.mdpi.com/2218-1989/8/4/55/pdf |
| article xml uploaded. | 26 September 2018 12:18 CEST | Update | https://www.mdpi.com/2218-1989/8/4/55/xml |
| article xml file uploaded | 26 September 2018 12:18 CEST | Update | - |
| article html file updated | 21 September 2018 10:13 CEST | Original file | - |
| article pdf uploaded. | 21 September 2018 10:12 CEST | Version of Record | https://www.mdpi.com/2218-1989/8/4/55/pdf-vor |
| article xml uploaded. | 21 September 2018 10:12 CEST | Update | - |
| article xml file uploaded | 21 September 2018 10:12 CEST | Original file | - |
