| article html file updated | 13 February 2020 20:01 CET | Update | https://www.mdpi.com/2076-2615/9/10/721 |
| article html file updated | 31 October 2019 13:42 CET | Update | N/A |
| article html file updated | 25 September 2019 21:50 CEST | Original file | N/A |
| article pdf uploaded. | 25 September 2019 11:45 CEST | Updated version of record | https://www.mdpi.com/2076-2615/9/10/721/pdf |
| article xml uploaded. | 25 September 2019 11:45 CEST | Update | https://www.mdpi.com/2076-2615/9/10/721/xml |
| article xml file uploaded | 25 September 2019 11:45 CEST | Update | N/A |
| article pdf uploaded. | 24 September 2019 15:59 CEST | Version of Record | https://www.mdpi.com/2076-2615/9/10/721/pdf-vor |
| article xml file uploaded | 24 September 2019 15:59 CEST | Original file | N/A |
