| article html file updated | 14 August 2026 17:25 CEST | Update | https://www.mdpi.com/2071-1050/9/9/1570 |
| article html file updated | 8 February 2020 15:55 CET | Update | N/A |
| article html file updated | 27 September 2019 01:58 CEST | Update | N/A |
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| article xml uploaded. | 12 September 2017 08:23 CEST | Update | https://www.mdpi.com/2071-1050/9/9/1570/xml |
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| article pdf uploaded. | 12 September 2017 08:23 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/9/1570/pdf |
