| article html file updated | 23 October 2025 06:44 CEST | Update | https://www.mdpi.com/2076-2615/9/4/181 |
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| article html file updated | 20 April 2019 08:51 CEST | Original file | N/A |
| article pdf uploaded. | 20 April 2019 08:50 CEST | Version of Record | https://www.mdpi.com/2076-2615/9/4/181/pdf |
| article xml uploaded. | 20 April 2019 08:50 CEST | Update | https://www.mdpi.com/2076-2615/9/4/181/xml |
| article xml file uploaded | 20 April 2019 08:50 CEST | Original file | N/A |
