| article html file updated | 12 February 2020 01:25 CET | Update | https://www.mdpi.com/2079-6374/9/2/47 |
| article html file updated | 5 July 2019 14:14 CEST | Update | - |
| article html file updated | 5 July 2019 08:04 CEST | Update | - |
| article html file updated | 30 April 2019 10:23 CEST | Original file | - |
| article pdf uploaded. | 30 April 2019 10:21 CEST | Updated version of record | https://www.mdpi.com/2079-6374/9/2/47/pdf |
| article xml uploaded. | 30 April 2019 10:21 CEST | Update | https://www.mdpi.com/2079-6374/9/2/47/xml |
| article xml file uploaded | 30 April 2019 10:21 CEST | Update | - |
| article pdf uploaded. | 28 March 2019 13:07 CET | Version of Record | https://www.mdpi.com/2079-6374/9/2/47/pdf-vor |
| article xml file uploaded | 28 March 2019 13:07 CET | Original file | - |
