| article html file updated | 7 February 2020 23:19 CET | Update | https://www.mdpi.com/1996-1073/10/2/213 |
| article html file updated | 23 September 2019 07:34 CEST | Update | - |
| article html file updated | 4 May 2019 11:23 CEST | Update | - |
| article html file updated | 28 February 2017 10:36 CET | Update | - |
| article html file updated | 14 February 2017 10:29 CET | Original file | - |
| article xml uploaded. | 14 February 2017 10:27 CET | Update | https://www.mdpi.com/1996-1073/10/2/213/xml |
| article xml uploaded. | 14 February 2017 10:27 CET | Original file | - |
| article pdf uploaded. | 14 February 2017 10:27 CET | Version of Record | https://www.mdpi.com/1996-1073/10/2/213/pdf |
