| article html file updated | 30 August 2025 07:19 CEST | Update | https://www.mdpi.com/2077-1312/6/4/110 |
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| article pdf uploaded. | 28 September 2018 04:06 CEST | Version of Record | https://www.mdpi.com/2077-1312/6/4/110/pdf |
| article xml uploaded. | 28 September 2018 04:06 CEST | Update | https://www.mdpi.com/2077-1312/6/4/110/xml |
| article xml file uploaded | 28 September 2018 04:06 CEST | Original file | - |
