| article html file updated | 16 August 2026 00:25 CEST | Update | https://www.mdpi.com/2076-3921/8/5/138 |
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| article html file updated | 18 May 2019 12:56 CEST | Original file | N/A |
| article pdf uploaded. | 18 May 2019 12:55 CEST | Version of Record | https://www.mdpi.com/2076-3921/8/5/138/pdf |
| article xml uploaded. | 18 May 2019 12:55 CEST | Update | https://www.mdpi.com/2076-3921/8/5/138/xml |
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