| article html file updated | 30 August 2025 08:36 CEST | Update | https://www.mdpi.com/2073-4425/9/11/540 |
| article html file updated | 20 July 2022 16:28 CEST | Update | - |
| article html file updated | 10 February 2020 20:12 CET | Update | - |
| article html file updated | 10 October 2019 03:49 CEST | Update | - |
| article html file updated | 28 April 2019 10:59 CEST | Update | - |
| article html file updated | 14 April 2019 06:24 CEST | Update | - |
| article html file updated | 1 April 2019 18:03 CEST | Update | - |
| article html file updated | 28 November 2018 11:14 CET | Update | - |
| article html file updated | 20 November 2018 17:29 CET | Update | - |
| article xml uploaded. | 20 November 2018 17:28 CET | Update | https://www.mdpi.com/2073-4425/9/11/540/xml |
| article xml uploaded. | 20 November 2018 17:28 CET | Update | - |
| article pdf uploaded. | 20 November 2018 17:28 CET | Updated version of record | https://www.mdpi.com/2073-4425/9/11/540/pdf |
| article html file updated | 7 November 2018 15:16 CET | Original file | - |
| article pdf uploaded. | 7 November 2018 15:15 CET | Version of Record | https://www.mdpi.com/2073-4425/9/11/540/pdf-vor |
| article xml uploaded. | 7 November 2018 15:15 CET | Update | - |
| article xml file uploaded | 7 November 2018 15:15 CET | Original file | - |
