| article html file updated | 8 February 2020 09:39 CET | Update | https://www.mdpi.com/1996-1073/10/7/872 |
| article html file updated | 25 September 2019 15:42 CEST | Update | - |
| article html file updated | 3 May 2019 14:53 CEST | Update | - |
| article html file updated | 31 July 2017 06:51 CEST | Update | - |
| article html file updated | 29 June 2017 16:04 CEST | Original file | - |
| article xml uploaded. | 29 June 2017 16:02 CEST | Update | https://www.mdpi.com/1996-1073/10/7/872/xml |
| article pdf uploaded. | 29 June 2017 16:02 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/7/872/pdf |
