| article html file updated | 8 February 2020 21:52 CET | Update | https://www.mdpi.com/1999-4893/10/4/129 |
| article html file updated | 28 September 2019 15:54 CEST | Update | - |
| article html file updated | 2 May 2019 13:28 CEST | Update | - |
| article html file updated | 18 April 2019 11:08 CEST | Update | - |
| article html file updated | 2 January 2018 16:35 CET | Update | - |
| article html file updated | 22 November 2017 09:45 CET | Original file | - |
| article xml uploaded. | 22 November 2017 09:43 CET | Update | https://www.mdpi.com/1999-4893/10/4/129/xml |
| article xml uploaded. | 22 November 2017 09:43 CET | Original file | - |
| article pdf uploaded. | 22 November 2017 09:43 CET | Version of Record | https://www.mdpi.com/1999-4893/10/4/129/pdf |
