| article html file updated | 8 February 2020 09:29 CET | Update | https://www.mdpi.com/1996-1073/10/7/866 |
| article html file updated | 25 September 2019 14:50 CEST | Update | - |
| article html file updated | 3 May 2019 15:11 CEST | Update | - |
| article html file updated | 31 July 2017 06:50 CEST | Update | - |
| article html file updated | 29 June 2017 13:10 CEST | Original file | - |
| article xml uploaded. | 29 June 2017 13:09 CEST | Original file | https://www.mdpi.com/1996-1073/10/7/866/xml |
| article pdf uploaded. | 29 June 2017 13:09 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/7/866/pdf |
| article pdf uploaded. | 28 June 2017 13:11 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/7/866/pdf-vor |
