| article html file updated | 31 August 2025 07:03 CEST | Update | https://www.mdpi.com/2076-393X/8/1/2 |
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| article pdf uploaded. | 9 January 2020 02:25 CET | Updated version of record | https://www.mdpi.com/2076-393X/8/1/2/pdf |
| article xml uploaded. | 9 January 2020 02:25 CET | Update | https://www.mdpi.com/2076-393X/8/1/2/xml |
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| article html file updated | 20 December 2019 09:57 CET | Original file | - |
| article pdf uploaded. | 20 December 2019 09:56 CET | Version of Record | https://www.mdpi.com/2076-393X/8/1/2/pdf-vor |
| article xml uploaded. | 20 December 2019 09:56 CET | Update | - |
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