| article html file updated | 8 February 2020 09:17 CET | Update | https://www.mdpi.com/1996-1073/10/7/850 |
| article html file updated | 25 September 2019 13:48 CEST | Update | - |
| article html file updated | 3 May 2019 15:34 CEST | Update | - |
| article html file updated | 31 July 2017 06:46 CEST | Update | - |
| article html file updated | 26 June 2017 13:20 CEST | Original file | - |
| article xml uploaded. | 26 June 2017 13:18 CEST | Original file | https://www.mdpi.com/1996-1073/10/7/850/xml |
| article pdf uploaded. | 26 June 2017 13:18 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/7/850/pdf |
