| article html file updated | 31 August 2025 05:40 CEST | Update | https://www.mdpi.com/2218-1997/5/12/222 |
| article html file updated | 19 July 2022 22:34 CEST | Update | - |
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| article html file updated | 30 December 2019 16:14 CET | Update | - |
| article html file updated | 8 December 2019 04:21 CET | Original file | - |
| article pdf uploaded. | 8 December 2019 04:19 CET | Updated version of record | https://www.mdpi.com/2218-1997/5/12/222/pdf |
| article xml uploaded. | 8 December 2019 04:19 CET | Update | https://www.mdpi.com/2218-1997/5/12/222/xml |
| article xml file uploaded | 8 December 2019 04:19 CET | Update | - |
| article pdf uploaded. | 3 December 2019 17:09 CET | Version of Record | https://www.mdpi.com/2218-1997/5/12/222/pdf-vor |
| article xml file uploaded | 3 December 2019 17:09 CET | Original file | - |
