| article html file updated | 29 August 2025 22:34 CEST | Update | https://www.mdpi.com/2077-0383/5/1/7 |
| article html file updated | 20 August 2025 22:10 CEST | Update | - |
| article html file updated | 7 February 2020 03:17 CET | Update | - |
| article html file updated | 6 May 2019 02:51 CEST | Update | - |
| article html file updated | 26 March 2019 18:10 CET | Original file | - |
| article pdf uploaded. | 12 January 2016 12:55 CET | Version of Record | https://www.mdpi.com/2077-0383/5/1/7/pdf |
| article xml uploaded. | 12 January 2016 12:55 CET | Original file | https://www.mdpi.com/2077-0383/5/1/7/xml |
