| article html file updated | 1 September 2025 16:50 CEST | Update | https://www.mdpi.com/2071-1050/13/1/87 |
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| article pdf uploaded. | 18 February 2021 06:56 CET | Updated version of record | https://www.mdpi.com/2071-1050/13/1/87/pdf |
| article html file updated | 24 December 2020 12:42 CET | Original file | - |
| article pdf uploaded. | 24 December 2020 12:40 CET | Updated version of record | https://www.mdpi.com/2071-1050/13/1/87/pdf-vor |
| article xml uploaded. | 24 December 2020 12:40 CET | Update | - |
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| article pdf uploaded. | 23 December 2020 15:50 CET | Version of Record | https://www.mdpi.com/2071-1050/13/1/87/pdf-vor |
