| article html file updated | 8 February 2020 04:02 CET | Update | https://www.mdpi.com/1660-4601/14/4/444 |
| article html file updated | 24 September 2019 10:22 CEST | Update | - |
| article html file updated | 4 May 2019 01:22 CEST | Update | - |
| article html file updated | 28 April 2017 08:03 CEST | Update | - |
| article html file updated | 20 April 2017 13:54 CEST | Original file | - |
| article xml uploaded. | 20 April 2017 13:53 CEST | Original file | https://www.mdpi.com/1660-4601/14/4/444/xml |
| article pdf uploaded. | 20 April 2017 13:53 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/4/444/pdf |
