| article html file updated | 9 February 2020 06:09 CET | Update | https://www.mdpi.com/1660-4601/15/2/306 |
| article html file updated | 30 September 2019 16:32 CEST | Update | - |
| article html file updated | 1 May 2019 19:30 CEST | Update | - |
| article html file updated | 17 April 2019 18:40 CEST | Update | - |
| article html file updated | 28 March 2019 22:19 CET | Update | - |
| article html file updated | 14 March 2018 17:42 CET | Update | - |
| article html file updated | 11 February 2018 10:57 CET | Original file | - |
| article xml uploaded. | 11 February 2018 10:55 CET | Update | https://www.mdpi.com/1660-4601/15/2/306/xml |
| article xml uploaded. | 11 February 2018 10:55 CET | Original file | - |
| article pdf uploaded. | 11 February 2018 10:55 CET | Updated version of record | https://www.mdpi.com/1660-4601/15/2/306/pdf |
| article pdf uploaded. | 9 February 2018 17:59 CET | Version of Record | https://www.mdpi.com/1660-4601/15/2/306/pdf-vor |
