| article html file updated | 30 August 2025 15:00 CEST | Update | https://www.mdpi.com/2297-8739/6/2/26 |
| article html file updated | 19 July 2022 18:32 CEST | Update | - |
| article html file updated | 12 February 2020 11:57 CET | Update | - |
| article html file updated | 20 October 2019 00:42 CEST | Update | - |
| article html file updated | 5 July 2019 09:07 CEST | Update | - |
| article html file updated | 5 July 2019 07:29 CEST | Update | - |
| article html file updated | 13 May 2019 12:18 CEST | Original file | - |
| article pdf uploaded. | 13 May 2019 12:16 CEST | Version of Record | https://www.mdpi.com/2297-8739/6/2/26/pdf |
| article xml uploaded. | 13 May 2019 12:16 CEST | Update | https://www.mdpi.com/2297-8739/6/2/26/xml |
| article xml file uploaded | 13 May 2019 12:16 CEST | Original file | - |
