| article html file updated | 31 August 2025 09:12 CEST | Update | https://www.mdpi.com/1996-1073/13/2/448 |
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| article pdf uploaded. | 23 January 2020 03:07 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/448/pdf |
| article xml uploaded. | 23 January 2020 03:07 CET | Update | https://www.mdpi.com/1996-1073/13/2/448/xml |
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| article pdf uploaded. | 16 January 2020 15:43 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/448/pdf-vor |
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