| article html file updated | 8 February 2020 13:46 CET | Update | https://www.mdpi.com/2073-4344/7/8/240 |
| article html file updated | 26 September 2019 14:22 CEST | Update | - |
| article html file updated | 3 May 2019 06:31 CEST | Update | - |
| article html file updated | 27 March 2019 21:17 CET | Update | - |
| article html file updated | 30 August 2017 09:16 CEST | Update | - |
| article html file updated | 17 August 2017 15:49 CEST | Original file | - |
| article xml uploaded. | 17 August 2017 15:48 CEST | Original file | https://www.mdpi.com/2073-4344/7/8/240/xml |
| article pdf uploaded. | 17 August 2017 15:48 CEST | Version of Record | https://www.mdpi.com/2073-4344/7/8/240/pdf |
