| article html file updated | 7 February 2020 00:38 CET | Update | https://www.mdpi.com/2073-8994/7/4/2025 |
| article html file updated | 6 May 2019 07:37 CEST | Update | - |
| article html file updated | 26 March 2019 14:11 CET | Update | - |
| article html file updated | 6 November 2015 05:04 CET | Original file | - |
| article xml file uploaded | 6 November 2015 05:04 CET | Original file | https://www.mdpi.com/2073-8994/7/4/2025/xml |
| article pdf uploaded. | 5 November 2015 16:43 CET | Version of Record | https://www.mdpi.com/2073-8994/7/4/2025/pdf |
