| article html file updated | 5 February 2020 10:50 CET | Update | https://www.mdpi.com/1420-3049/8/6/488 |
| article html file updated | 9 May 2019 14:21 CEST | Update | N/A |
| article html file updated | 19 March 2019 15:38 CET | Update | N/A |
| article html file updated | 23 August 2018 14:08 CEST | Update | N/A |
| article html file updated | 24 July 2017 05:03 CEST | Update | N/A |
| article html file updated | 24 July 2017 05:02 CEST | Update | N/A |
| article html file updated | 24 July 2017 05:01 CEST | Original file | N/A |
| article xml uploaded. | 24 July 2017 05:00 CEST | Original file | https://www.mdpi.com/1420-3049/8/6/488/xml |
