| article html file updated | 31 August 2025 21:14 CEST | Update | https://www.mdpi.com/2226-4310/7/5/61 |
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| article html file updated | 5 June 2020 03:54 CEST | Update | - |
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| article pdf uploaded. | 27 May 2020 12:40 CEST | Updated version of record | https://www.mdpi.com/2226-4310/7/5/61/pdf |
| article xml uploaded. | 27 May 2020 12:40 CEST | Update | https://www.mdpi.com/2226-4310/7/5/61/xml |
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| article pdf uploaded. | 21 May 2020 17:04 CEST | Version of Record | https://www.mdpi.com/2226-4310/7/5/61/pdf-vor |
| article xml file uploaded | 21 May 2020 17:04 CEST | Original file | - |
