| article html file updated | 30 August 2025 22:16 CEST | Update | https://www.mdpi.com/2218-273X/9/7/270 |
| article html file updated | 21 August 2025 21:39 CEST | Update | - |
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| article html file updated | 31 July 2019 14:21 CEST | Update | - |
| article html file updated | 10 July 2019 05:43 CEST | Original file | - |
| article pdf uploaded. | 10 July 2019 05:42 CEST | Version of Record | https://www.mdpi.com/2218-273X/9/7/270/pdf |
| article xml uploaded. | 10 July 2019 05:42 CEST | Update | https://www.mdpi.com/2218-273X/9/7/270/xml |
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