| article html file updated | 15 August 2026 23:44 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1776 |
| article html file updated | 30 August 2025 14:55 CEST | Update | N/A |
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| article html file updated | 10 May 2019 13:06 CEST | Original file | N/A |
| article pdf uploaded. | 10 May 2019 12:31 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/9/1776/pdf |
| article xml uploaded. | 10 May 2019 12:31 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1776/xml |
| article xml file uploaded | 10 May 2019 12:31 CEST | Original file | N/A |
