| article html file updated | 11 February 2020 08:05 CET | Update | https://www.mdpi.com/2073-431X/8/1/7 |
| article html file updated | 27 April 2019 08:28 CEST | Update | - |
| article html file updated | 13 April 2019 04:31 CEST | Update | - |
| article html file updated | 3 April 2019 01:22 CEST | Update | - |
| article html file updated | 2 April 2019 11:27 CEST | Update | - |
| article html file updated | 15 January 2019 07:48 CET | Update | - |
| article xml uploaded. | 15 January 2019 07:44 CET | Update | https://www.mdpi.com/2073-431X/8/1/7/xml |
| article pdf uploaded. | 15 January 2019 07:44 CET | Updated version of record | https://www.mdpi.com/2073-431X/8/1/7/pdf |
| article html file updated | 10 January 2019 15:58 CET | Original file | - |
| article xml uploaded. | 10 January 2019 15:56 CET | Original file | - |
| article pdf uploaded. | 10 January 2019 15:56 CET | Version of Record | https://www.mdpi.com/2073-431X/8/1/7/pdf-vor |
