| article html file updated | 31 August 2025 07:08 CEST | Update | https://www.mdpi.com/2076-2607/8/1/20 |
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| article pdf uploaded. | 27 December 2019 10:27 CET | Updated version of record | https://www.mdpi.com/2076-2607/8/1/20/pdf |
| article xml uploaded. | 27 December 2019 10:27 CET | Update | https://www.mdpi.com/2076-2607/8/1/20/xml |
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| article supplementary file uploaded. | 20 December 2019 15:36 CET | - | https://www.mdpi.com/2076-2607/8/1/20#supplementary |
| article pdf uploaded. | 20 December 2019 15:36 CET | Version of Record | https://www.mdpi.com/2076-2607/8/1/20/pdf-vor |
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