| article html file updated | 16 August 2026 02:37 CEST | Update | https://www.mdpi.com/2410-387X/3/2/15 |
| article html file updated | 30 August 2025 21:12 CEST | Update | N/A |
| article html file updated | 21 August 2025 21:22 CEST | Update | N/A |
| article html file updated | 12 February 2020 19:59 CET | Update | N/A |
| article html file updated | 21 October 2019 23:18 CEST | Update | N/A |
| article html file updated | 20 June 2019 06:35 CEST | Original file | N/A |
| article pdf uploaded. | 20 June 2019 06:34 CEST | Updated version of record | https://www.mdpi.com/2410-387X/3/2/15/pdf |
| article xml uploaded. | 20 June 2019 06:34 CEST | Update | https://www.mdpi.com/2410-387X/3/2/15/xml |
| article xml file uploaded | 20 June 2019 06:34 CEST | Update | N/A |
| article pdf uploaded. | 15 June 2019 11:47 CEST | Version of Record | https://www.mdpi.com/2410-387X/3/2/15/pdf-vor |
| article xml file uploaded | 15 June 2019 11:47 CEST | Original file | N/A |
