| article html file updated | 7 February 2020 02:37 CET | Update | https://www.mdpi.com/2072-666X/7/1/1 |
| article html file updated | 21 September 2019 08:29 CEST | Update | N/A |
| article html file updated | 6 May 2019 04:09 CEST | Update | N/A |
| article html file updated | 26 March 2019 17:07 CET | Update | N/A |
| article html file updated | 15 October 2018 03:55 CEST | Original file | N/A |
| article pdf uploaded. | 23 December 2015 14:52 CET | Version of Record | https://www.mdpi.com/2072-666X/7/1/1/pdf |
| article xml uploaded. | 23 December 2015 14:52 CET | Original file | https://www.mdpi.com/2072-666X/7/1/1/xml |
