| article html file updated | 6 February 2020 00:36 CET | Update | https://www.mdpi.com/1420-3049/18/2/2419 |
| article html file updated | 8 May 2019 08:17 CEST | Update | - |
| article html file updated | 20 March 2019 18:47 CET | Update | - |
| article html file updated | 12 November 2018 03:41 CET | Original file | - |
| article pdf uploaded. | 22 February 2013 15:42 CET | Updated version of record | https://www.mdpi.com/1420-3049/18/2/2419/pdf |
| article pdf uploaded. | 21 February 2013 08:14 CET | Version of Record | https://www.mdpi.com/1420-3049/18/2/2419/pdf-vor |
