| article html file updated | 12 February 2020 01:01 CET | Update | https://www.mdpi.com/2079-9284/6/2/22 |
| article html file updated | 17 October 2019 06:05 CEST | Update | - |
| article html file updated | 25 April 2019 21:06 CEST | Update | - |
| article html file updated | 11 April 2019 16:16 CEST | Update | - |
| article html file updated | 27 March 2019 08:40 CET | Original file | - |
| article pdf uploaded. | 27 March 2019 08:38 CET | Version of Record | https://www.mdpi.com/2079-9284/6/2/22/pdf |
| article xml uploaded. | 27 March 2019 08:38 CET | Update | https://www.mdpi.com/2079-9284/6/2/22/xml |
| article xml file uploaded | 27 March 2019 08:38 CET | Original file | - |
