| article html file updated | 6 February 2020 08:06 CET | Update | https://www.mdpi.com/1420-3049/19/3/3681 |
| article html file updated | 20 September 2019 06:47 CEST | Update | N/A |
| article html file updated | 7 May 2019 16:56 CEST | Update | N/A |
| article html file updated | 21 March 2019 14:21 CET | Update | N/A |
| article html file updated | 12 September 2018 05:38 CEST | Update | N/A |
| article html file updated | 20 August 2015 00:45 CEST | Original file | N/A |
| article pdf uploaded. | 25 March 2014 08:55 CET | Updated version of record | https://www.mdpi.com/1420-3049/19/3/3681/pdf |
| article pdf uploaded. | 24 March 2014 10:35 CET | Version of Record | https://www.mdpi.com/1420-3049/19/3/3681/pdf-vor |
