| article html file updated | 29 August 2025 21:35 CEST | Update | https://www.mdpi.com/2071-1050/7/3/3031 |
| article html file updated | 15 July 2022 23:57 CEST | Update | N/A |
| article html file updated | 6 February 2020 16:36 CET | Update | N/A |
| article html file updated | 6 May 2019 23:48 CEST | Update | N/A |
| article html file updated | 25 March 2019 22:55 CET | Update | N/A |
| article html file updated | 21 August 2015 08:46 CEST | Original file | N/A |
| article pdf uploaded. | 13 March 2015 11:46 CET | Version of Record | https://www.mdpi.com/2071-1050/7/3/3031/pdf |
