| article html file updated | 1 April 2020 22:15 CEST | Update | https://www.mdpi.com/2311-5637/6/1/11 |
| article html file updated | 24 February 2020 05:22 CET | Original file | - |
| article xml uploaded. | 24 February 2020 05:21 CET | Update | https://www.mdpi.com/2311-5637/6/1/11/xml |
| article xml uploaded. | 17 January 2020 17:53 CET | Original file | - |
| article pdf uploaded. | 17 January 2020 17:53 CET | Version of Record | https://www.mdpi.com/2311-5637/6/1/11/pdf |
