| article html file updated | 29 August 2025 21:28 CEST | Update | https://www.mdpi.com/2071-1050/7/1/1028 |
| article html file updated | 15 July 2022 23:47 CEST | Update | - |
| article html file updated | 6 February 2020 15:18 CET | Update | - |
| article html file updated | 20 September 2019 17:07 CEST | Update | - |
| article html file updated | 7 May 2019 02:15 CEST | Update | - |
| article html file updated | 25 March 2019 20:42 CET | Update | - |
| article html file updated | 21 August 2015 06:06 CEST | Original file | - |
| article pdf uploaded. | 19 January 2015 13:46 CET | Version of Record | https://www.mdpi.com/2071-1050/7/1/1028/pdf |
