| article html file updated | 9 February 2020 08:33 CET | Update | https://www.mdpi.com/2073-431X/7/1/19 |
| article html file updated | 1 May 2019 14:25 CEST | Update | - |
| article html file updated | 17 April 2019 14:01 CEST | Update | - |
| article html file updated | 29 March 2019 03:45 CET | Update | - |
| article html file updated | 5 April 2018 04:26 CEST | Update | - |
| article html file updated | 26 March 2018 16:06 CEST | Update | - |
| article html file updated | 5 March 2018 08:33 CET | Original file | - |
| article xml uploaded. | 5 March 2018 08:32 CET | Update | https://www.mdpi.com/2073-431X/7/1/19/xml |
| article pdf uploaded. | 5 March 2018 08:32 CET | Updated version of record | https://www.mdpi.com/2073-431X/7/1/19/pdf |
| article pdf uploaded. | 3 March 2018 11:15 CET | Version of Record | https://www.mdpi.com/2073-431X/7/1/19/pdf-vor |
