| article html file updated | 30 August 2025 00:54 CEST | Update | https://www.mdpi.com/2073-4441/9/8/591 |
| article html file updated | 16 July 2022 05:45 CEST | Update | - |
| article html file updated | 8 February 2020 13:07 CET | Update | - |
| article html file updated | 26 September 2019 10:42 CEST | Update | - |
| article html file updated | 3 May 2019 07:47 CEST | Update | - |
| article html file updated | 27 March 2019 19:57 CET | Update | - |
| article html file updated | 1 September 2017 08:16 CEST | Update | - |
| article html file updated | 8 August 2017 15:24 CEST | Original file | - |
| article xml uploaded. | 8 August 2017 15:23 CEST | Original file | https://www.mdpi.com/2073-4441/9/8/591/xml |
| article pdf uploaded. | 8 August 2017 15:23 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/8/591/pdf |
