| article html file updated | 29 August 2025 21:07 CEST | Update | https://www.mdpi.com/1999-4907/5/6/1454 |
| article html file updated | 15 July 2022 23:08 CEST | Update | - |
| article html file updated | 6 February 2020 10:06 CET | Update | - |
| article html file updated | 7 May 2019 12:49 CEST | Update | - |
| article html file updated | 21 March 2019 19:15 CET | Update | - |
| article html file updated | 20 August 2015 10:28 CEST | Update | - |
| article html file updated | 27 June 2014 13:02 CEST | Original file | - |
| article xml file uploaded | 27 June 2014 13:02 CEST | Original file | https://www.mdpi.com/1999-4907/5/6/1454/xml |
| article pdf uploaded. | 20 June 2014 09:34 CEST | Version of Record | https://www.mdpi.com/1999-4907/5/6/1454/pdf |
