| article html file updated | 13 August 2026 01:45 CEST | Update | https://www.mdpi.com/2073-4425/5/3/508 |
| article html file updated | 29 August 2025 21:08 CEST | Update | N/A |
| article html file updated | 15 July 2022 23:11 CEST | Update | N/A |
| article html file updated | 6 February 2020 10:34 CET | Update | N/A |
| article html file updated | 21 March 2019 20:29 CET | Update | N/A |
| article html file updated | 20 August 2015 12:15 CEST | Update | N/A |
| article html file updated | 3 February 2015 04:04 CET | Original file | N/A |
| article xml file uploaded | 3 February 2015 04:04 CET | Original file | https://www.mdpi.com/2073-4425/5/3/508/xml |
| article pdf uploaded. | 9 July 2014 11:45 CEST | Version of Record | https://www.mdpi.com/2073-4425/5/3/508/pdf |
