| article html file updated | 10 February 2020 13:08 CET | Update | https://www.mdpi.com/2410-387X/2/4/28 |
| article html file updated | 8 October 2019 09:51 CEST | Update | - |
| article html file updated | 29 April 2019 01:28 CEST | Update | - |
| article html file updated | 14 April 2019 20:49 CEST | Update | - |
| article html file updated | 31 March 2019 23:33 CEST | Update | - |
| article html file updated | 29 September 2018 04:08 CEST | Update | - |
| article pdf uploaded. | 29 September 2018 04:07 CEST | Updated version of record | https://www.mdpi.com/2410-387X/2/4/28/pdf |
| article xml uploaded. | 29 September 2018 04:07 CEST | Update | https://www.mdpi.com/2410-387X/2/4/28/xml |
| article xml file uploaded | 29 September 2018 04:07 CEST | Update | - |
| article html file updated | 28 September 2018 15:00 CEST | Update | - |
| article pdf uploaded. | 28 September 2018 14:59 CEST | Updated version of record | https://www.mdpi.com/2410-387X/2/4/28/pdf-vor |
| article xml uploaded. | 28 September 2018 14:59 CEST | Update | - |
| article xml file uploaded | 28 September 2018 14:59 CEST | Update | - |
| article html file updated | 27 September 2018 15:26 CEST | Original file | - |
| article pdf uploaded. | 27 September 2018 15:24 CEST | Version of Record | https://www.mdpi.com/2410-387X/2/4/28/pdf-vor |
| article xml uploaded. | 27 September 2018 15:24 CEST | Update | - |
| article xml file uploaded | 27 September 2018 15:24 CEST | Original file | - |