| article html file updated | 6 February 2020 06:56 CET | Update | https://www.mdpi.com/1420-3049/19/2/1432 |
| article html file updated | 20 September 2019 05:28 CEST | Update | - |
| article html file updated | 7 May 2019 19:23 CEST | Update | - |
| article html file updated | 21 March 2019 11:32 CET | Update | - |
| article html file updated | 12 September 2018 04:58 CEST | Update | - |
| article html file updated | 19 August 2015 18:42 CEST | Original file | - |
| article pdf uploaded. | 29 January 2014 09:16 CET | Updated version of record | https://www.mdpi.com/1420-3049/19/2/1432/pdf |
| article pdf uploaded. | 27 January 2014 08:58 CET | Version of Record | https://www.mdpi.com/1420-3049/19/2/1432/pdf-vor |
