| article html file updated | 7 February 2020 09:10 CET | Update | https://www.mdpi.com/2072-666X/7/6/93 |
| article html file updated | 21 September 2019 17:44 CEST | Update | - |
| article html file updated | 5 May 2019 14:53 CEST | Update | - |
| article html file updated | 27 March 2019 05:33 CET | Update | - |
| article html file updated | 15 October 2018 04:01 CEST | Update | - |
| article html file updated | 30 June 2016 12:21 CEST | Update | - |
| article html file updated | 24 May 2016 08:27 CEST | Original file | - |
| article xml uploaded. | 24 May 2016 08:26 CEST | Original file | https://www.mdpi.com/2072-666X/7/6/93/xml |
| article pdf uploaded. | 24 May 2016 08:26 CEST | Version of Record | https://www.mdpi.com/2072-666X/7/6/93/pdf |
