| article html file updated | 8 February 2020 13:21 CET | Update | https://www.mdpi.com/2224-2708/6/3/16 |
| article html file updated | 26 September 2019 12:00 CEST | Update | - |
| article html file updated | 3 May 2019 07:21 CEST | Update | - |
| article html file updated | 27 March 2019 20:25 CET | Update | - |
| article html file updated | 30 September 2017 15:30 CEST | Update | - |
| article html file updated | 11 August 2017 13:35 CEST | Original file | - |
| article xml uploaded. | 11 August 2017 13:34 CEST | Original file | https://www.mdpi.com/2224-2708/6/3/16/xml |
| article pdf uploaded. | 11 August 2017 13:34 CEST | Version of Record | https://www.mdpi.com/2224-2708/6/3/16/pdf |
