| article html file updated | 30 August 2025 21:24 CEST | Update | https://www.mdpi.com/2227-9709/6/2/24 |
| article html file updated | 20 July 2022 15:17 CEST | Update | - |
| article html file updated | 12 February 2020 20:55 CET | Update | - |
| article html file updated | 22 October 2019 04:48 CEST | Update | - |
| article html file updated | 5 July 2019 06:24 CEST | Update | - |
| article html file updated | 20 June 2019 08:57 CEST | Original file | - |
| article pdf uploaded. | 20 June 2019 08:56 CEST | Version of Record | https://www.mdpi.com/2227-9709/6/2/24/pdf |
| article xml uploaded. | 20 June 2019 08:56 CEST | Update | https://www.mdpi.com/2227-9709/6/2/24/xml |
| article xml file uploaded | 20 June 2019 08:56 CEST | Original file | - |
