| article html file updated | 16 August 2026 22:19 CEST | Update | https://www.mdpi.com/2227-9040/8/1/4 |
| article html file updated | 31 August 2025 07:33 CEST | Update | N/A |
| article html file updated | 19 July 2022 20:45 CEST | Update | N/A |
| article html file updated | 2 April 2020 09:18 CEST | Update | N/A |
| article html file updated | 14 February 2020 21:55 CET | Update | N/A |
| article html file updated | 26 December 2019 12:10 CET | Original file | N/A |
| article supplementary file uploaded. | 26 December 2019 12:09 CET | - | https://www.mdpi.com/2227-9040/8/1/4#supplementary |
| article pdf uploaded. | 26 December 2019 12:09 CET | Version of Record | https://www.mdpi.com/2227-9040/8/1/4/pdf |
| article xml uploaded. | 26 December 2019 12:09 CET | Update | https://www.mdpi.com/2227-9040/8/1/4/xml |
| article xml file uploaded | 26 December 2019 12:09 CET | Original file | N/A |
