| article html file updated | 30 August 2025 04:15 CEST | Update | https://www.mdpi.com/2313-4321/3/2/26 |
| article html file updated | 16 July 2022 20:59 CEST | Update | N/A |
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| article html file updated | 2 June 2018 12:14 CEST | Original file | N/A |
| article pdf uploaded. | 2 June 2018 12:13 CEST | Version of Record | https://www.mdpi.com/2313-4321/3/2/26/pdf |
| article xml uploaded. | 2 June 2018 12:13 CEST | Update | https://www.mdpi.com/2313-4321/3/2/26/xml |
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