| article html file updated | 30 August 2025 00:16 CEST | Update | https://www.mdpi.com/1996-1073/10/1/136 |
| article html file updated | 16 July 2022 04:36 CEST | Update | - |
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| article xml uploaded. | 21 January 2017 08:14 CET | Update | https://www.mdpi.com/1996-1073/10/1/136/xml |
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| article pdf uploaded. | 21 January 2017 08:14 CET | Version of Record | https://www.mdpi.com/1996-1073/10/1/136/pdf |