| article html file updated | 2 September 2025 10:24 CEST | Update | https://www.mdpi.com/2227-9709/8/2/40 |
| article html file updated | 26 July 2022 23:32 CEST | Update | N/A |
| article html file updated | 10 June 2021 05:03 CEST | Update | N/A |
| article pdf uploaded. | 10 June 2021 05:01 CEST | Updated version of record | https://www.mdpi.com/2227-9709/8/2/40/pdf |
| article xml uploaded. | 10 June 2021 05:01 CEST | Update | https://www.mdpi.com/2227-9709/8/2/40/xml |
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| article html file updated | 9 June 2021 11:50 CEST | Original file | N/A |
| article pdf uploaded. | 9 June 2021 11:49 CEST | Version of Record | https://www.mdpi.com/2227-9709/8/2/40/pdf-vor |
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