| article html file updated | 1 September 2025 11:22 CEST | Update | https://www.mdpi.com/2227-9032/8/4/413 |
| article html file updated | 22 July 2022 21:44 CEST | Update | - |
| article html file updated | 23 October 2020 06:09 CEST | Original file | - |
| article pdf uploaded. | 23 October 2020 06:08 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/4/413/pdf |
| article xml uploaded. | 23 October 2020 06:08 CEST | Update | https://www.mdpi.com/2227-9032/8/4/413/xml |
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| article pdf uploaded. | 21 October 2020 03:50 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/4/413/pdf-vor |
| article pdf uploaded. | 20 October 2020 11:44 CEST | Version of Record | https://www.mdpi.com/2227-9032/8/4/413/pdf-vor |
