| article html file updated | 8 February 2020 03:38 CET | Update | https://www.mdpi.com/2072-6643/9/4/384 |
| article html file updated | 24 September 2019 08:01 CEST | Update | - |
| article html file updated | 4 May 2019 02:08 CEST | Update | - |
| article html file updated | 28 April 2017 11:50 CEST | Update | - |
| article html file updated | 25 April 2017 11:34 CEST | Update | - |
| article xml uploaded. | 25 April 2017 11:33 CEST | Update | https://www.mdpi.com/2072-6643/9/4/384/xml |
| article pdf uploaded. | 25 April 2017 11:33 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/4/384/pdf |
| article html file updated | 14 April 2017 14:48 CEST | Original file | - |
| article pdf uploaded. | 14 April 2017 14:46 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/4/384/pdf-vor |
