| article html file updated | 31 August 2025 03:44 CEST | Update | https://www.mdpi.com/2313-576X/5/4/77 |
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| article pdf uploaded. | 30 October 2019 10:29 CET | Version of Record | https://www.mdpi.com/2313-576X/5/4/77/pdf |
| article xml uploaded. | 30 October 2019 10:29 CET | Update | https://www.mdpi.com/2313-576X/5/4/77/xml |
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