| article html file updated | 30 August 2025 21:06 CEST | Update | https://www.mdpi.com/2227-7102/9/2/130 |
| article html file updated | 20 July 2022 15:39 CEST | Update | N/A |
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| article html file updated | 21 October 2019 20:09 CEST | Update | N/A |
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| article html file updated | 13 June 2019 12:50 CEST | Original file | N/A |
| article pdf uploaded. | 13 June 2019 12:49 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/2/130/pdf |
| article xml uploaded. | 13 June 2019 12:49 CEST | Update | https://www.mdpi.com/2227-7102/9/2/130/xml |
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