| article html file updated | 8 February 2020 22:28 CET | Update | https://www.mdpi.com/2073-4441/9/12/924 |
| article html file updated | 28 September 2019 19:38 CEST | Update | - |
| article html file updated | 2 May 2019 12:09 CEST | Update | - |
| article html file updated | 18 April 2019 09:46 CEST | Update | - |
| article html file updated | 2 January 2018 16:44 CET | Update | - |
| article html file updated | 28 November 2017 15:02 CET | Original file | - |
| article xml uploaded. | 28 November 2017 15:01 CET | Update | https://www.mdpi.com/2073-4441/9/12/924/xml |
| article xml uploaded. | 28 November 2017 15:01 CET | Original file | - |
| article pdf uploaded. | 28 November 2017 15:01 CET | Version of Record | https://www.mdpi.com/2073-4441/9/12/924/pdf |
