| article html file updated | 6 February 2020 04:20 CET | Update | https://www.mdpi.com/1420-3049/18/9/11264 |
| article html file updated | 8 May 2019 00:34 CEST | Update | - |
| article html file updated | 21 March 2019 04:26 CET | Update | - |
| article html file updated | 14 September 2018 09:01 CEST | Original file | - |
| article pdf uploaded. | 13 September 2013 14:26 CEST | Updated version of record | https://www.mdpi.com/1420-3049/18/9/11264/pdf |
| article pdf uploaded. | 12 September 2013 09:58 CEST | Version of Record | https://www.mdpi.com/1420-3049/18/9/11264/pdf-vor |
