| article html file updated | 31 August 2025 01:06 CEST | Update | https://www.mdpi.com/2227-9067/6/9/101 |
| article html file updated | 20 July 2022 03:49 CEST | Update | - |
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| article html file updated | 25 September 2019 23:04 CEST | Update | - |
| article html file updated | 7 September 2019 06:20 CEST | Original file | - |
| article pdf uploaded. | 7 September 2019 06:19 CEST | Version of Record | https://www.mdpi.com/2227-9067/6/9/101/pdf |
| article xml uploaded. | 7 September 2019 06:19 CEST | Update | https://www.mdpi.com/2227-9067/6/9/101/xml |
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