| article html file updated | 17 August 2026 07:27 CEST | Update | https://www.mdpi.com/2227-7390/8/4/475 |
| article html file updated | 31 August 2025 16:00 CEST | Update | N/A |
| article html file updated | 21 July 2022 00:29 CEST | Update | N/A |
| article html file updated | 19 April 2020 04:23 CEST | Original file | N/A |
| article pdf uploaded. | 19 April 2020 04:22 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/475/pdf |
| article xml uploaded. | 19 April 2020 04:22 CEST | Update | https://www.mdpi.com/2227-7390/8/4/475/xml |
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| article pdf uploaded. | 31 March 2020 13:25 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/475/pdf-vor |
| article xml file uploaded | 31 March 2020 13:25 CEST | Original file | N/A |
