| article html file updated | 29 August 2025 22:28 CEST | Update | https://www.mdpi.com/2227-7390/3/4/1241 |
| article html file updated | 20 August 2025 22:08 CEST | Update | - |
| article html file updated | 16 July 2022 01:25 CEST | Update | - |
| article html file updated | 7 February 2020 02:05 CET | Update | - |
| article html file updated | 6 May 2019 05:16 CEST | Update | - |
| article html file updated | 26 March 2019 16:14 CET | Original file | - |
| article pdf uploaded. | 11 December 2015 14:24 CET | Version of Record | https://www.mdpi.com/2227-7390/3/4/1241/pdf |
| article xml uploaded. | 11 December 2015 14:24 CET | Original file | https://www.mdpi.com/2227-7390/3/4/1241/xml |
