| article html file updated | 9 February 2020 12:23 CET | Update | https://www.mdpi.com/2075-4701/8/4/236 |
| article html file updated | 2 October 2019 06:03 CEST | Update | - |
| article html file updated | 1 May 2019 06:24 CEST | Update | - |
| article html file updated | 17 April 2019 06:28 CEST | Update | - |
| article html file updated | 29 March 2019 12:23 CET | Update | - |
| article html file updated | 1 May 2018 07:37 CEST | Update | - |
| article html file updated | 1 May 2018 07:37 CEST | Update | - |
| article html file updated | 4 April 2018 16:59 CEST | Update | - |
| article xml uploaded. | 4 April 2018 16:58 CEST | Update | https://www.mdpi.com/2075-4701/8/4/236/xml |
| article pdf uploaded. | 4 April 2018 16:58 CEST | Updated version of record | https://www.mdpi.com/2075-4701/8/4/236/pdf |
| article html file updated | 3 April 2018 17:50 CEST | Original file | - |
| article pdf uploaded. | 3 April 2018 17:49 CEST | Version of Record | https://www.mdpi.com/2075-4701/8/4/236/pdf-vor |