| article html file updated | 8 February 2020 07:47 CET | Update | https://www.mdpi.com/2072-6643/9/6/587 |
| article html file updated | 25 September 2019 05:55 CEST | Update | - |
| article html file updated | 3 May 2019 18:22 CEST | Update | - |
| article html file updated | 29 June 2017 11:44 CEST | Update | - |
| article html file updated | 9 June 2017 04:52 CEST | Original file | - |
| article xml uploaded. | 9 June 2017 04:51 CEST | Update | https://www.mdpi.com/2072-6643/9/6/587/xml |
| article pdf uploaded. | 9 June 2017 04:51 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/6/587/pdf |
| article pdf uploaded. | 8 June 2017 12:27 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/6/587/pdf-vor |
