| article html file updated | 30 August 2025 07:31 CEST | Update | https://www.mdpi.com/2075-4663/6/4/111 |
| article html file updated | 17 July 2022 04:11 CEST | Update | - |
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| article html file updated | 25 December 2018 04:14 CET | Update | - |
| article html file updated | 4 October 2018 17:24 CEST | Original file | - |
| article pdf uploaded. | 4 October 2018 17:23 CEST | Version of Record | https://www.mdpi.com/2075-4663/6/4/111/pdf |
| article xml uploaded. | 4 October 2018 17:23 CEST | Update | https://www.mdpi.com/2075-4663/6/4/111/xml |
| article xml file uploaded | 4 October 2018 17:23 CEST | Original file | - |
