| article html file updated | 8 February 2020 06:55 CET | Update | https://www.mdpi.com/2073-4441/9/6/380 |
| article html file updated | 25 September 2019 01:25 CEST | Update | - |
| article html file updated | 3 May 2019 20:01 CEST | Update | - |
| article html file updated | 29 June 2017 12:08 CEST | Update | - |
| article html file updated | 22 June 2017 09:36 CEST | Update | - |
| article xml uploaded. | 22 June 2017 09:34 CEST | Update | https://www.mdpi.com/2073-4441/9/6/380/xml |
| article pdf uploaded. | 22 June 2017 09:34 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/6/380/pdf |
| article html file updated | 31 May 2017 03:23 CEST | Original file | - |
| article pdf uploaded. | 31 May 2017 03:22 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/6/380/pdf-vor |
| article pdf uploaded. | 27 May 2017 13:19 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/6/380/pdf-vor |
