| article html file updated | 12 February 2020 17:15 CET | Update | https://www.mdpi.com/2075-4701/9/6/643 |
| article html file updated | 21 October 2019 05:59 CEST | Update | - |
| article html file updated | 5 July 2019 20:39 CEST | Update | - |
| article html file updated | 3 June 2019 11:30 CEST | Original file | - |
| article pdf uploaded. | 3 June 2019 11:28 CEST | Version of Record | https://www.mdpi.com/2075-4701/9/6/643/pdf |
| article xml uploaded. | 3 June 2019 11:28 CEST | Update | https://www.mdpi.com/2075-4701/9/6/643/xml |
| article xml file uploaded | 3 June 2019 11:28 CEST | Original file | - |
