| article html file updated | 7 February 2020 22:29 CET | Update | https://www.mdpi.com/1420-3049/22/2/214 |
| article html file updated | 23 September 2019 02:58 CEST | Update | - |
| article html file updated | 4 May 2019 13:05 CEST | Update | - |
| article html file updated | 11 September 2018 09:48 CEST | Update | - |
| article html file updated | 11 September 2018 05:46 CEST | Update | - |
| article html file updated | 10 September 2018 10:34 CEST | Update | - |
| article html file updated | 2 March 2017 03:53 CET | Update | - |
| article html file updated | 9 February 2017 12:48 CET | Original file | - |
| article xml uploaded. | 9 February 2017 12:46 CET | Original file | https://www.mdpi.com/1420-3049/22/2/214/xml |
| article pdf uploaded. | 9 February 2017 12:46 CET | Updated version of record | https://www.mdpi.com/1420-3049/22/2/214/pdf |
| article pdf uploaded. | 30 January 2017 13:46 CET | Version of Record | https://www.mdpi.com/1420-3049/22/2/214/pdf-vor |