| article html file updated | 14 August 2026 18:35 CEST | Update | https://www.mdpi.com/2073-4441/9/11/820 |
| article html file updated | 30 August 2025 01:31 CEST | Update | N/A |
| article html file updated | 16 July 2022 07:02 CEST | Update | N/A |
| article html file updated | 8 February 2020 19:30 CET | Update | N/A |
| article html file updated | 28 September 2019 00:37 CEST | Update | N/A |
| article html file updated | 2 May 2019 18:52 CEST | Update | N/A |
| article html file updated | 30 November 2017 15:09 CET | Update | N/A |
| article html file updated | 30 November 2017 07:58 CET | Update | N/A |
| article html file updated | 26 October 2017 10:51 CEST | Original file | N/A |
| article xml uploaded. | 26 October 2017 10:50 CEST | Update | https://www.mdpi.com/2073-4441/9/11/820/xml |
| article xml uploaded. | 26 October 2017 10:50 CEST | Update | N/A |
| article xml uploaded. | 26 October 2017 10:50 CEST | Original file | N/A |
| article pdf uploaded. | 26 October 2017 10:50 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/11/820/pdf |
