| article html file updated | 12 February 2020 07:53 CET | Update | https://www.mdpi.com/2077-1312/7/4/120 |
| article html file updated | 19 October 2019 00:59 CEST | Update | - |
| article html file updated | 9 May 2019 14:21 CEST | Update | - |
| article html file updated | 26 April 2019 11:15 CEST | Original file | - |
| article pdf uploaded. | 26 April 2019 11:14 CEST | Updated version of record | https://www.mdpi.com/2077-1312/7/4/120/pdf |
| article xml uploaded. | 26 April 2019 11:14 CEST | Update | https://www.mdpi.com/2077-1312/7/4/120/xml |
| article xml file uploaded | 26 April 2019 11:14 CEST | Update | - |
| article pdf uploaded. | 25 April 2019 16:43 CEST | Version of Record | https://www.mdpi.com/2077-1312/7/4/120/pdf-vor |
| article xml file uploaded | 25 April 2019 16:43 CEST | Original file | - |
