| article html file updated | 30 August 2025 21:09 CEST | Update | https://www.mdpi.com/2220-9964/8/6/277 |
| article html file updated | 20 July 2022 15:35 CEST | Update | - |
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| article pdf uploaded. | 14 June 2019 11:43 CEST | Version of Record | https://www.mdpi.com/2220-9964/8/6/277/pdf |
| article xml uploaded. | 14 June 2019 11:43 CEST | Update | https://www.mdpi.com/2220-9964/8/6/277/xml |
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