| article html file updated | 24 December 2025 17:28 CET | Update | https://www.mdpi.com/2227-7390/8/2/232 |
| article html file updated | 31 August 2025 11:17 CEST | Update | - |
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| article pdf uploaded. | 29 February 2020 13:55 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/232/pdf |
| article xml uploaded. | 29 February 2020 13:55 CET | Update | https://www.mdpi.com/2227-7390/8/2/232/xml |
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| article pdf uploaded. | 10 February 2020 16:59 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/232/pdf-vor |
| article xml file uploaded | 10 February 2020 16:59 CET | Original file | - |