| article html file updated | 29 August 2025 21:51 CEST | Update | https://www.mdpi.com/2073-4425/6/2/417 |
| article html file updated | 16 July 2022 00:26 CEST | Update | - |
| article html file updated | 6 February 2020 19:57 CET | Update | - |
| article html file updated | 6 May 2019 17:13 CEST | Update | - |
| article html file updated | 26 March 2019 05:14 CET | Update | - |
| article html file updated | 21 August 2015 14:00 CEST | Update | - |
| article html file updated | 2 July 2015 12:38 CEST | Original file | - |
| article xml file uploaded | 2 July 2015 12:38 CEST | Original file | https://www.mdpi.com/2073-4425/6/2/417/xml |
| article pdf uploaded. | 23 June 2015 12:11 CEST | Version of Record | https://www.mdpi.com/2073-4425/6/2/417/pdf |
