| article html file updated | 29 August 2025 20:55 CEST | Update | https://www.mdpi.com/1660-3397/12/1/317 |
| article html file updated | 15 July 2022 22:49 CEST | Update | - |
| article html file updated | 6 February 2020 06:47 CET | Update | - |
| article html file updated | 7 May 2019 19:41 CEST | Update | - |
| article html file updated | 21 March 2019 11:09 CET | Update | - |
| article html file updated | 19 August 2015 17:46 CEST | Update | - |
| article html file updated | 17 February 2014 12:21 CET | Original file | - |
| article xml file uploaded | 17 February 2014 12:20 CET | Original file | https://www.mdpi.com/1660-3397/12/1/317/xml |
| article pdf uploaded. | 17 January 2014 14:15 CET | Version of Record | https://www.mdpi.com/1660-3397/12/1/317/pdf |
