| article html file updated | 8 February 2020 09:36 CET | Update | https://www.mdpi.com/1996-1073/10/7/879 |
| article html file updated | 25 September 2019 15:27 CEST | Update | - |
| article html file updated | 3 May 2019 14:58 CEST | Update | - |
| article html file updated | 31 July 2017 06:53 CEST | Update | - |
| article html file updated | 3 July 2017 15:09 CEST | Original file | - |
| article xml uploaded. | 3 July 2017 15:08 CEST | Original file | https://www.mdpi.com/1996-1073/10/7/879/xml |
| article pdf uploaded. | 3 July 2017 15:08 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/7/879/pdf |
| article pdf uploaded. | 29 June 2017 16:06 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/7/879/pdf-vor |
