| article html file updated | 9 February 2020 11:32 CET | Update | https://www.mdpi.com/1660-4601/15/4/612 |
| article html file updated | 2 October 2019 01:01 CEST | Update | - |
| article html file updated | 1 May 2019 08:07 CEST | Update | - |
| article html file updated | 17 April 2019 08:04 CEST | Update | - |
| article html file updated | 29 March 2019 10:27 CET | Update | - |
| article html file updated | 1 May 2018 04:37 CEST | Update | - |
| article html file updated | 28 March 2018 04:25 CEST | Original file | - |
| article xml uploaded. | 28 March 2018 04:23 CEST | Original file | https://www.mdpi.com/1660-4601/15/4/612/xml |
| article pdf uploaded. | 28 March 2018 04:23 CEST | Version of Record | https://www.mdpi.com/1660-4601/15/4/612/pdf |
