| article html file updated | 7 February 2020 20:23 CET | Update | https://www.mdpi.com/2072-666X/8/1/7 |
| article html file updated | 22 September 2019 15:39 CEST | Update | N/A |
| article html file updated | 4 May 2019 17:39 CEST | Update | N/A |
| article html file updated | 15 October 2018 05:13 CEST | Update | N/A |
| article html file updated | 7 February 2017 04:12 CET | Update | N/A |
| article html file updated | 27 December 2016 12:17 CET | Original file | N/A |
| article xml uploaded. | 27 December 2016 11:42 CET | Update | https://www.mdpi.com/2072-666X/8/1/7/xml |
| article xml uploaded. | 27 December 2016 11:42 CET | Original file | N/A |
| article pdf uploaded. | 27 December 2016 11:42 CET | Version of Record | https://www.mdpi.com/2072-666X/8/1/7/pdf |
