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| article pdf uploaded. | 24 December 2020 12:29 CET | Updated version of record | https://www.mdpi.com/2223-7747/10/1/13/pdf |
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| article html file updated | 24 December 2020 07:18 CET | Update | N/A |
| article pdf uploaded. | 24 December 2020 07:17 CET | Updated version of record | https://www.mdpi.com/2223-7747/10/1/13/pdf-vor |
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| article html file updated | 23 December 2020 18:36 CET | Original file | N/A |
| article pdf uploaded. | 23 December 2020 18:35 CET | Version of Record | https://www.mdpi.com/2223-7747/10/1/13/pdf-vor |
| article xml uploaded. | 23 December 2020 18:35 CET | Update | N/A |
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