| article html file updated | 7 February 2020 19:21 CET | Update | https://www.mdpi.com/2072-666X/7/12/224 |
| article html file updated | 22 September 2019 10:03 CEST | Update | - |
| article html file updated | 4 May 2019 19:47 CEST | Update | - |
| article html file updated | 15 October 2018 04:35 CEST | Update | - |
| article html file updated | 27 December 2016 11:30 CET | Update | - |
| article html file updated | 9 December 2016 11:16 CET | Original file | - |
| article xml uploaded. | 9 December 2016 11:15 CET | Update | https://www.mdpi.com/2072-666X/7/12/224/xml |
| article xml uploaded. | 9 December 2016 11:14 CET | Original file | - |
| article pdf uploaded. | 9 December 2016 11:14 CET | Version of Record | https://www.mdpi.com/2072-666X/7/12/224/pdf |
