| article html file updated | 7 February 2020 06:44 CET | Update | https://www.mdpi.com/1424-8220/16/4/466 |
| article html file updated | 5 May 2019 19:45 CEST | Update | - |
| article html file updated | 27 March 2019 00:53 CET | Update | - |
| article html file updated | 29 April 2016 04:29 CEST | Update | - |
| article html file updated | 7 April 2016 09:01 CEST | Update | - |
| article xml uploaded. | 7 April 2016 08:59 CEST | Update | https://www.mdpi.com/1424-8220/16/4/466/xml |
| article pdf uploaded. | 7 April 2016 08:59 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/4/466/pdf |
| article html file updated | 1 April 2016 15:05 CEST | Original file | - |
| article pdf uploaded. | 1 April 2016 15:04 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/4/466/pdf-vor |
