| article html file updated | 11 February 2020 23:42 CET | Update | https://www.mdpi.com/2077-0375/9/3/42 |
| article html file updated | 16 October 2019 22:44 CEST | Update | - |
| article html file updated | 26 April 2019 00:06 CEST | Update | - |
| article html file updated | 11 April 2019 19:07 CEST | Update | - |
| article html file updated | 10 April 2019 16:20 CEST | Update | - |
| article html file updated | 4 April 2019 17:09 CEST | Update | - |
| article html file updated | 27 March 2019 08:20 CET | Original file | - |
| article pdf uploaded. | 27 March 2019 08:19 CET | Updated version of record | https://www.mdpi.com/2077-0375/9/3/42/pdf |
| article xml uploaded. | 27 March 2019 08:19 CET | Update | https://www.mdpi.com/2077-0375/9/3/42/xml |
| article xml file uploaded | 27 March 2019 08:19 CET | Update | - |
| article pdf uploaded. | 20 March 2019 16:53 CET | Version of Record | https://www.mdpi.com/2077-0375/9/3/42/pdf-vor |
| article xml file uploaded | 20 March 2019 16:53 CET | Original file | - |
