| article html file updated | 29 August 2025 22:55 CEST | Update | https://www.mdpi.com/2073-4409/5/2/17 |
| article html file updated | 20 August 2025 22:17 CEST | Update | - |
| article html file updated | 7 February 2020 06:51 CET | Update | - |
| article html file updated | 5 May 2019 19:32 CEST | Update | - |
| article html file updated | 27 March 2019 01:05 CET | Update | - |
| article html file updated | 27 October 2017 09:10 CEST | Update | - |
| article html file updated | 4 July 2016 12:13 CEST | Update | - |
| article html file updated | 6 April 2016 09:34 CEST | Original file | - |
| article xml uploaded. | 6 April 2016 09:32 CEST | Original file | https://www.mdpi.com/2073-4409/5/2/17/xml |
| article pdf uploaded. | 6 April 2016 09:32 CEST | Version of Record | https://www.mdpi.com/2073-4409/5/2/17/pdf |