| article html file updated | 30 August 2025 20:45 CEST | Update | https://www.mdpi.com/2309-608X/5/2/45 |
| article html file updated | 21 August 2025 21:15 CEST | Update | - |
| article html file updated | 19 July 2022 19:40 CEST | Update | - |
| article html file updated | 12 February 2020 17:44 CET | Update | - |
| article html file updated | 21 October 2019 08:59 CEST | Update | - |
| article html file updated | 5 June 2019 10:06 CEST | Original file | - |
| article pdf uploaded. | 5 June 2019 10:04 CEST | Version of Record | https://www.mdpi.com/2309-608X/5/2/45/pdf |
| article xml uploaded. | 5 June 2019 10:04 CEST | Update | https://www.mdpi.com/2309-608X/5/2/45/xml |
| article xml file uploaded | 5 June 2019 10:04 CEST | Original file | - |
