| article html file updated | 6 February 2020 02:57 CET | Update | https://www.mdpi.com/1420-3049/18/7/7739 |
| article html file updated | 19 September 2019 22:19 CEST | Update | N/A |
| article html file updated | 8 May 2019 03:21 CEST | Update | N/A |
| article html file updated | 21 March 2019 00:38 CET | Update | N/A |
| article html file updated | 14 September 2018 05:25 CEST | Update | N/A |
| article html file updated | 20 December 2016 04:24 CET | Original file | N/A |
| article pdf uploaded. | 3 July 2013 10:54 CEST | Version of Record | https://www.mdpi.com/1420-3049/18/7/7739/pdf |
