| article html file updated | 8 February 2020 23:43 CET | Update | https://www.mdpi.com/2073-4360/9/12/698 |
| article html file updated | 29 September 2019 03:03 CEST | Update | N/A |
| article html file updated | 2 May 2019 09:22 CEST | Update | N/A |
| article html file updated | 18 April 2019 07:05 CEST | Update | N/A |
| article html file updated | 2 January 2018 14:44 CET | Update | N/A |
| article html file updated | 11 December 2017 16:54 CET | Original file | N/A |
| article xml uploaded. | 11 December 2017 16:53 CET | Original file | https://www.mdpi.com/2073-4360/9/12/698/xml |
| article pdf uploaded. | 11 December 2017 16:53 CET | Version of Record | https://www.mdpi.com/2073-4360/9/12/698/pdf |
