| article html file updated | 24 December 2025 14:24 CET | Update | https://www.mdpi.com/2218-273X/8/2/21 |
| article html file updated | 30 August 2025 03:41 CEST | Update | N/A |
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| article html file updated | 26 April 2018 12:24 CEST | Original file | N/A |
| article supplementary file uploaded. | 26 April 2018 12:23 CEST | - | https://www.mdpi.com/2218-273X/8/2/21#supplementary |
| article pdf uploaded. | 26 April 2018 12:23 CEST | Version of Record | https://www.mdpi.com/2218-273X/8/2/21/pdf |
| article xml uploaded. | 26 April 2018 12:23 CEST | Update | https://www.mdpi.com/2218-273X/8/2/21/xml |
| article xml file uploaded | 26 April 2018 12:23 CEST | Original file | N/A |
