| article html file updated | 9 February 2020 06:55 CET | Update | https://www.mdpi.com/1420-3049/23/2/439 |
| article html file updated | 30 September 2019 21:00 CEST | Update | - |
| article html file updated | 1 May 2019 17:50 CEST | Update | - |
| article html file updated | 17 April 2019 17:10 CEST | Update | - |
| article html file updated | 28 March 2019 23:55 CET | Update | - |
| article html file updated | 14 March 2018 13:43 CET | Update | - |
| article html file updated | 21 February 2018 15:57 CET | Original file | - |
| article xml uploaded. | 21 February 2018 15:55 CET | Original file | https://www.mdpi.com/1420-3049/23/2/439/xml |
| article pdf uploaded. | 21 February 2018 15:55 CET | Updated version of record | https://www.mdpi.com/1420-3049/23/2/439/pdf |
| article pdf uploaded. | 18 February 2018 02:47 CET | Updated version of record | https://www.mdpi.com/1420-3049/23/2/439/pdf-vor |
| article pdf uploaded. | 16 February 2018 14:27 CET | Version of Record | https://www.mdpi.com/1420-3049/23/2/439/pdf-vor |