| article html file updated | 9 February 2020 09:30 CET | Update | https://www.mdpi.com/2224-2708/7/1/14 |
| article html file updated | 1 October 2019 13:04 CEST | Update | - |
| article html file updated | 1 May 2019 12:28 CEST | Update | - |
| article html file updated | 17 April 2019 12:11 CEST | Update | - |
| article html file updated | 29 March 2019 05:49 CET | Update | - |
| article html file updated | 27 March 2018 12:45 CEST | Update | - |
| article html file updated | 12 March 2018 10:02 CET | Original file | - |
| article xml uploaded. | 12 March 2018 10:01 CET | Original file | https://www.mdpi.com/2224-2708/7/1/14/xml |
| article pdf uploaded. | 12 March 2018 10:01 CET | Version of Record | https://www.mdpi.com/2224-2708/7/1/14/pdf |
