| article html file updated | 2 September 2025 01:48 CEST | Update | https://www.mdpi.com/2227-9709/8/2/23 |
| article html file updated | 25 July 2022 09:22 CEST | Update | N/A |
| article html file updated | 3 August 2021 05:50 CEST | Update | N/A |
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| article html file updated | 27 March 2021 00:21 CET | Original file | N/A |
| article pdf uploaded. | 26 March 2021 08:56 CET | Version of Record | https://www.mdpi.com/2227-9709/8/2/23/pdf |
| article xml uploaded. | 26 March 2021 08:56 CET | Update | https://www.mdpi.com/2227-9709/8/2/23/xml |
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