| article html file updated | 14 February 2020 01:09 CET | Update | https://www.mdpi.com/2075-4698/9/4/70 |
| article html file updated | 31 December 2019 03:11 CET | Update | - |
| article html file updated | 28 October 2019 04:52 CET | Original file | - |
| article pdf uploaded. | 28 October 2019 04:51 CET | Updated version of record | https://www.mdpi.com/2075-4698/9/4/70/pdf |
| article xml uploaded. | 28 October 2019 04:51 CET | Update | https://www.mdpi.com/2075-4698/9/4/70/xml |
| article xml file uploaded | 28 October 2019 04:51 CET | Update | - |
| article pdf uploaded. | 15 October 2019 17:06 CEST | Version of Record | https://www.mdpi.com/2075-4698/9/4/70/pdf-vor |
| article xml file uploaded | 15 October 2019 17:06 CEST | Original file | - |
