| article html file updated | 29 August 2025 23:19 CEST | Update | https://www.mdpi.com/1420-3049/21/7/881 |
| article html file updated | 16 July 2022 02:47 CEST | Update | N/A |
| article html file updated | 7 February 2020 11:15 CET | Update | N/A |
| article html file updated | 21 September 2019 20:25 CEST | Update | N/A |
| article html file updated | 5 May 2019 10:57 CEST | Update | N/A |
| article html file updated | 27 March 2019 09:27 CET | Update | N/A |
| article html file updated | 17 September 2018 04:48 CEST | Update | N/A |
| article html file updated | 28 July 2016 10:19 CEST | Update | N/A |
| article html file updated | 5 July 2016 12:11 CEST | Original file | N/A |
| article xml uploaded. | 5 July 2016 12:10 CEST | Original file | https://www.mdpi.com/1420-3049/21/7/881/xml |
| article pdf uploaded. | 5 July 2016 12:10 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/7/881/pdf |
