| article html file updated | 6 February 2020 03:25 CET | Update | https://www.mdpi.com/1420-3049/18/8/8764 |
| article html file updated | 19 September 2019 23:12 CEST | Update | - |
| article html file updated | 8 May 2019 02:29 CEST | Update | - |
| article html file updated | 21 March 2019 01:53 CET | Update | - |
| article html file updated | 14 September 2018 08:26 CEST | Original file | - |
| article pdf uploaded. | 24 July 2013 15:36 CEST | Version of Record | https://www.mdpi.com/1420-3049/18/8/8764/pdf |
