| article html file updated | 29 August 2025 20:44 CEST | Update | https://www.mdpi.com/2076-0817/2/3/533 |
| article html file updated | 15 July 2022 22:29 CEST | Update | - |
| article html file updated | 6 February 2020 03:45 CET | Update | - |
| article html file updated | 19 September 2019 23:56 CEST | Update | - |
| article html file updated | 8 May 2019 01:49 CEST | Update | - |
| article html file updated | 21 March 2019 02:51 CET | Update | - |
| article html file updated | 17 June 2015 12:16 CEST | Update | - |
| article html file updated | 26 August 2014 04:23 CEST | Original file | - |
| article xml file uploaded | 26 August 2014 04:23 CEST | Original file | https://www.mdpi.com/2076-0817/2/3/533/xml |
| article pdf uploaded. | 12 August 2013 17:19 CEST | Version of Record | https://www.mdpi.com/2076-0817/2/3/533/pdf |
