| article html file updated | 1 September 2025 08:24 CEST | Update | https://www.mdpi.com/2218-1997/6/9/151 |
| article html file updated | 22 July 2022 07:06 CEST | Update | - |
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| article pdf uploaded. | 14 September 2020 12:43 CEST | Updated version of record | https://www.mdpi.com/2218-1997/6/9/151/pdf |
| article xml uploaded. | 14 September 2020 12:43 CEST | Update | https://www.mdpi.com/2218-1997/6/9/151/xml |
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| article html file updated | 14 September 2020 12:12 CEST | Original file | - |
| article pdf uploaded. | 14 September 2020 12:08 CEST | Version of Record | - |
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