| article html file updated | 30 August 2025 21:33 CEST | Update | https://www.mdpi.com/2199-8531/5/2/36 |
| article html file updated | 20 July 2022 15:05 CEST | Update | N/A |
| article html file updated | 12 February 2020 21:42 CET | Update | N/A |
| article html file updated | 24 June 2019 11:23 CEST | Original file | N/A |
| article pdf uploaded. | 24 June 2019 11:22 CEST | Version of Record | https://www.mdpi.com/2199-8531/5/2/36/pdf |
| article xml uploaded. | 24 June 2019 11:22 CEST | Update | https://www.mdpi.com/2199-8531/5/2/36/xml |
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