| article html file updated | 8 February 2020 22:08 CET | Update | https://www.mdpi.com/2073-4344/7/12/356 |
| article html file updated | 28 September 2019 17:40 CEST | Update | - |
| article html file updated | 2 May 2019 12:53 CEST | Update | - |
| article html file updated | 18 April 2019 10:31 CEST | Update | - |
| article html file updated | 2 January 2018 15:29 CET | Update | - |
| article html file updated | 24 November 2017 13:25 CET | Original file | - |
| article xml uploaded. | 24 November 2017 13:23 CET | Update | https://www.mdpi.com/2073-4344/7/12/356/xml |
| article xml uploaded. | 24 November 2017 13:23 CET | Update | - |
| article xml uploaded. | 24 November 2017 13:23 CET | Original file | - |
| article pdf uploaded. | 24 November 2017 13:23 CET | Version of Record | https://www.mdpi.com/2073-4344/7/12/356/pdf |
