| article html file updated | 8 February 2020 12:41 CET | Update | https://www.mdpi.com/2073-8994/9/8/142 |
| article html file updated | 26 September 2019 08:04 CEST | Update | - |
| article html file updated | 3 May 2019 08:42 CEST | Update | - |
| article html file updated | 27 March 2019 19:01 CET | Update | - |
| article html file updated | 30 August 2017 09:51 CEST | Update | - |
| article html file updated | 3 August 2017 09:56 CEST | Original file | - |
| article xml uploaded. | 3 August 2017 09:54 CEST | Original file | https://www.mdpi.com/2073-8994/9/8/142/xml |
| article pdf uploaded. | 3 August 2017 09:54 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/8/142/pdf |
