| article html file updated | 8 February 2020 06:56 CET | Update | https://www.mdpi.com/2073-4441/9/6/379 |
| article html file updated | 25 September 2019 01:30 CEST | Update | - |
| article html file updated | 3 May 2019 20:00 CEST | Update | - |
| article html file updated | 29 June 2017 12:08 CEST | Update | - |
| article html file updated | 8 June 2017 08:47 CEST | Update | - |
| article xml uploaded. | 8 June 2017 08:45 CEST | Update | https://www.mdpi.com/2073-4441/9/6/379/xml |
| article pdf uploaded. | 8 June 2017 08:45 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/6/379/pdf |
| article html file updated | 28 May 2017 09:25 CEST | Original file | - |
| article pdf uploaded. | 28 May 2017 09:23 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/6/379/pdf-vor |
