| article html file updated | 7 February 2020 09:16 CET | Update | https://www.mdpi.com/1420-3049/21/6/685 |
| article html file updated | 21 September 2019 17:51 CEST | Update | - |
| article html file updated | 5 May 2019 14:43 CEST | Update | - |
| article html file updated | 27 March 2019 05:44 CET | Update | - |
| article html file updated | 12 November 2018 03:58 CET | Update | - |
| article html file updated | 29 June 2016 11:50 CEST | Update | - |
| article html file updated | 25 May 2016 13:35 CEST | Original file | - |
| article xml uploaded. | 25 May 2016 13:32 CEST | Original file | https://www.mdpi.com/1420-3049/21/6/685/xml |
| article pdf uploaded. | 25 May 2016 13:32 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/6/685/pdf |
