| article html file updated | 6 February 2020 05:49 CET | Update | https://www.mdpi.com/1420-3049/18/12/14694 |
| article html file updated | 20 September 2019 03:40 CEST | Update | - |
| article html file updated | 7 May 2019 21:35 CEST | Update | - |
| article html file updated | 21 March 2019 08:22 CET | Update | - |
| article html file updated | 17 September 2018 10:18 CEST | Original file | - |
| article pdf uploaded. | 5 December 2013 16:10 CET | Updated version of record | https://www.mdpi.com/1420-3049/18/12/14694/pdf |
| article pdf uploaded. | 27 November 2013 14:06 CET | Version of Record | https://www.mdpi.com/1420-3049/18/12/14694/pdf-vor |
