| article html file updated | 31 August 2025 22:09 CEST | Update | https://www.mdpi.com/2079-3197/8/2/52 |
| article html file updated | 21 July 2022 06:34 CEST | Update | N/A |
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| article pdf uploaded. | 11 June 2020 12:37 CEST | Updated version of record | https://www.mdpi.com/2079-3197/8/2/52/pdf |
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| article html file updated | 11 June 2020 12:35 CEST | Original file | N/A |
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| article pdf uploaded. | 11 June 2020 12:34 CEST | Updated version of record | N/A |
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