| article html file updated | 29 August 2025 21:52 CEST | Update | https://www.mdpi.com/2073-4409/4/3/234 |
| article html file updated | 16 July 2022 00:27 CEST | Update | - |
| article html file updated | 6 February 2020 20:07 CET | Update | - |
| article html file updated | 6 May 2019 16:54 CEST | Update | - |
| article html file updated | 26 March 2019 05:32 CET | Update | - |
| article html file updated | 27 October 2017 09:15 CEST | Update | - |
| article html file updated | 30 September 2015 12:00 CEST | Update | - |
| article xml file uploaded | 30 September 2015 12:00 CEST | Original file | https://www.mdpi.com/2073-4409/4/3/234/xml |
| article html file updated | 21 August 2015 14:11 CEST | Original file | - |
| article supplementary file uploaded. | 26 June 2015 15:23 CEST | - | https://www.mdpi.com/2073-4409/4/3/234#supplementary |
| article pdf uploaded. | 26 June 2015 15:23 CEST | Version of Record | https://www.mdpi.com/2073-4409/4/3/234/pdf |