| article html file updated | 30 August 2025 11:20 CEST | Update | https://www.mdpi.com/2227-7390/7/2/115 |
| article html file updated | 18 July 2022 00:43 CEST | Update | - |
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| article html file updated | 30 January 2019 11:08 CET | Original file | - |
| article pdf uploaded. | 30 January 2019 11:07 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/115/pdf |
| article xml uploaded. | 30 January 2019 11:07 CET | Update | https://www.mdpi.com/2227-7390/7/2/115/xml |
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| article pdf uploaded. | 22 January 2019 12:26 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/115/pdf-vor |
| article pdf uploaded. | 22 January 2019 12:17 CET | Version of Record | https://www.mdpi.com/2227-7390/7/2/115/pdf-vor |
| article xml file uploaded | 22 January 2019 12:17 CET | Original file | - |