| article html file updated | 9 February 2020 04:13 CET | Update | https://www.mdpi.com/1996-1073/11/2/282 |
| article html file updated | 30 September 2019 04:39 CEST | Update | - |
| article html file updated | 1 May 2019 23:50 CEST | Update | - |
| article html file updated | 17 April 2019 22:22 CEST | Update | - |
| article html file updated | 28 March 2019 18:04 CET | Update | - |
| article html file updated | 14 March 2018 15:25 CET | Update | - |
| article html file updated | 24 January 2018 16:45 CET | Original file | - |
| article xml uploaded. | 24 January 2018 16:44 CET | Update | https://www.mdpi.com/1996-1073/11/2/282/xml |
| article xml uploaded. | 24 January 2018 16:44 CET | Original file | - |
| article pdf uploaded. | 24 January 2018 16:44 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/282/pdf |
