| article html file updated | 7 February 2020 18:45 CET | Update | https://www.mdpi.com/2073-4360/8/12/411 |
| article html file updated | 22 September 2019 07:31 CEST | Update | N/A |
| article html file updated | 4 May 2019 21:02 CEST | Update | N/A |
| article html file updated | 15 March 2019 10:29 CET | Update | N/A |
| article html file updated | 28 December 2016 07:52 CET | Original file | N/A |
| article xml uploaded. | 29 November 2016 10:33 CET | Update | https://www.mdpi.com/2073-4360/8/12/411/xml |
| article xml uploaded. | 29 November 2016 10:33 CET | Original file | N/A |
| article pdf uploaded. | 29 November 2016 10:33 CET | Version of Record | https://www.mdpi.com/2073-4360/8/12/411/pdf |
