| article html file updated | 29 August 2025 20:55 CEST | Update | https://www.mdpi.com/2071-1050/6/1/416 |
| article html file updated | 15 July 2022 22:49 CEST | Update | - |
| article html file updated | 6 February 2020 06:49 CET | Update | - |
| article html file updated | 7 May 2019 19:36 CEST | Update | - |
| article html file updated | 21 March 2019 11:15 CET | Update | - |
| article html file updated | 19 August 2015 18:06 CEST | Update | - |
| article html file updated | 14 August 2014 12:06 CEST | Original file | - |
| article xml file uploaded | 14 August 2014 12:06 CEST | Original file | https://www.mdpi.com/2071-1050/6/1/416/xml |
| article supplementary file uploaded. | 20 January 2014 14:40 CET | - | https://www.mdpi.com/2071-1050/6/1/416#supplementary |
| article pdf uploaded. | 20 January 2014 14:40 CET | Version of Record | https://www.mdpi.com/2071-1050/6/1/416/pdf |
