| article html file updated | 12 February 2020 07:24 CET | Update | https://www.mdpi.com/2075-4434/7/2/50 |
| article html file updated | 5 July 2019 13:05 CEST | Update | N/A |
| article html file updated | 5 July 2019 08:43 CEST | Update | N/A |
| article html file updated | 14 May 2019 09:23 CEST | Original file | N/A |
| article pdf uploaded. | 14 May 2019 09:22 CEST | Updated version of record | https://www.mdpi.com/2075-4434/7/2/50/pdf |
| article xml uploaded. | 14 May 2019 09:22 CEST | Update | https://www.mdpi.com/2075-4434/7/2/50/xml |
| article xml file uploaded | 14 May 2019 09:22 CEST | Update | N/A |
| article pdf uploaded. | 24 April 2019 10:34 CEST | Version of Record | https://www.mdpi.com/2075-4434/7/2/50/pdf-vor |
| article xml file uploaded | 24 April 2019 10:34 CEST | Original file | N/A |
