| article html file updated | 9 February 2020 13:32 CET | Update | https://www.mdpi.com/2075-163X/8/4/155 |
| article html file updated | 2 October 2019 13:09 CEST | Update | - |
| article html file updated | 1 May 2019 04:03 CEST | Update | - |
| article html file updated | 17 April 2019 04:23 CEST | Update | - |
| article html file updated | 29 March 2019 15:00 CET | Update | - |
| article html file updated | 1 May 2018 13:28 CEST | Update | - |
| article html file updated | 12 April 2018 14:04 CEST | Original file | - |
| article xml uploaded. | 12 April 2018 14:02 CEST | Update | https://www.mdpi.com/2075-163X/8/4/155/xml |
| article pdf uploaded. | 12 April 2018 14:02 CEST | Version of Record | https://www.mdpi.com/2075-163X/8/4/155/pdf |
