| article html file updated | 9 February 2020 01:11 CET | Update | https://www.mdpi.com/2071-1050/10/1/44 |
| article html file updated | 29 September 2019 11:36 CEST | Update | - |
| article html file updated | 2 May 2019 06:10 CEST | Update | - |
| article html file updated | 18 April 2019 04:08 CEST | Update | - |
| article html file updated | 28 March 2019 11:07 CET | Update | - |
| article html file updated | 9 February 2018 11:16 CET | Update | - |
| article html file updated | 1 February 2018 15:10 CET | Update | - |
| article html file updated | 25 December 2017 13:17 CET | Original file | - |
| article xml uploaded. | 25 December 2017 13:16 CET | Update | https://www.mdpi.com/2071-1050/10/1/44/xml |
| article xml uploaded. | 25 December 2017 13:15 CET | Original file | - |
| article pdf uploaded. | 25 December 2017 13:15 CET | Version of Record | https://www.mdpi.com/2071-1050/10/1/44/pdf |
