| article html file updated | 12 February 2020 13:41 CET | Update | https://www.mdpi.com/2079-6374/9/2/63 |
| article html file updated | 20 October 2019 10:02 CEST | Update | N/A |
| article html file updated | 5 July 2019 14:58 CEST | Update | N/A |
| article html file updated | 5 July 2019 09:16 CEST | Update | N/A |
| article html file updated | 20 May 2019 09:44 CEST | Original file | N/A |
| article pdf uploaded. | 20 May 2019 09:43 CEST | Version of Record | https://www.mdpi.com/2079-6374/9/2/63/pdf |
| article xml uploaded. | 20 May 2019 09:43 CEST | Update | https://www.mdpi.com/2079-6374/9/2/63/xml |
| article xml file uploaded | 20 May 2019 09:43 CEST | Original file | N/A |
