| article html file updated | 1 September 2025 15:22 CEST | Update | https://www.mdpi.com/2223-7747/9/12/1718 |
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| article pdf uploaded. | 7 December 2020 06:06 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/12/1718/pdf |
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| article pdf uploaded. | 6 December 2020 14:08 CET | Version of Record | https://www.mdpi.com/2223-7747/9/12/1718/pdf-vor |
| article xml uploaded. | 6 December 2020 14:08 CET | Update | - |
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