| article html file updated | 8 February 2020 17:06 CET | Update | https://www.mdpi.com/1999-4893/10/4/110 |
| article html file updated | 27 September 2019 08:44 CEST | Update | - |
| article html file updated | 3 May 2019 00:10 CEST | Update | - |
| article html file updated | 2 January 2018 16:36 CET | Update | - |
| article html file updated | 25 September 2017 12:44 CEST | Original file | - |
| article xml uploaded. | 25 September 2017 12:43 CEST | Original file | https://www.mdpi.com/1999-4893/10/4/110/xml |
| article pdf uploaded. | 25 September 2017 12:43 CEST | Version of Record | https://www.mdpi.com/1999-4893/10/4/110/pdf |
