| article html file updated | 29 August 2025 23:52 CEST | Update | https://www.mdpi.com/1999-4915/8/11/303 |
| article html file updated | 16 July 2022 03:48 CEST | Update | N/A |
| article html file updated | 7 February 2020 17:44 CET | Update | N/A |
| article html file updated | 4 May 2019 23:03 CEST | Update | N/A |
| article html file updated | 30 November 2016 05:03 CET | Update | N/A |
| article html file updated | 9 November 2016 12:26 CET | Original file | N/A |
| article xml uploaded. | 9 November 2016 12:25 CET | Update | https://www.mdpi.com/1999-4915/8/11/303/xml |
| article xml uploaded. | 9 November 2016 12:25 CET | Original file | N/A |
| article pdf uploaded. | 9 November 2016 12:25 CET | Version of Record | https://www.mdpi.com/1999-4915/8/11/303/pdf |
