| article html file updated | 14 February 2020 03:54 CET | Update | https://www.mdpi.com/2304-6732/6/4/110 |
| article html file updated | 31 December 2019 01:23 CET | Update | - |
| article html file updated | 25 October 2019 10:19 CEST | Original file | - |
| article pdf uploaded. | 25 October 2019 10:17 CEST | Version of Record | https://www.mdpi.com/2304-6732/6/4/110/pdf |
| article xml uploaded. | 25 October 2019 10:17 CEST | Update | https://www.mdpi.com/2304-6732/6/4/110/xml |
| article xml file uploaded | 25 October 2019 10:17 CEST | Original file | - |
