| article html file updated | 15 August 2026 06:44 CEST | Update | https://www.mdpi.com/2077-0472/8/9/134 |
| article html file updated | 10 February 2020 08:36 CET | Update | N/A |
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| article pdf uploaded. | 1 September 2018 05:36 CEST | Version of Record | https://www.mdpi.com/2077-0472/8/9/134/pdf |
| article xml uploaded. | 1 September 2018 05:36 CEST | Update | https://www.mdpi.com/2077-0472/8/9/134/xml |
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