| article html file updated | 14 August 2026 17:10 CEST | Update | https://www.mdpi.com/1996-1073/10/9/1304 |
| article html file updated | 8 February 2020 15:02 CET | Update | N/A |
| article html file updated | 26 September 2019 21:15 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:06 CEST | Update | N/A |
| article html file updated | 30 September 2017 08:22 CEST | Update | N/A |
| article html file updated | 1 September 2017 11:17 CEST | Original file | N/A |
| article xml uploaded. | 1 September 2017 10:55 CEST | Update | https://www.mdpi.com/1996-1073/10/9/1304/xml |
| article xml uploaded. | 1 September 2017 10:54 CEST | Original file | N/A |
| article pdf uploaded. | 1 September 2017 10:54 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1304/pdf |
