| article html file updated | 29 August 2025 22:40 CEST | Update | https://www.mdpi.com/1999-4907/7/2/13 |
| article html file updated | 16 July 2022 01:43 CEST | Update | N/A |
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| article html file updated | 26 March 2019 19:59 CET | Original file | N/A |
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| article xml uploaded. | 3 February 2016 09:59 CET | Original file | https://www.mdpi.com/1999-4907/7/2/13/xml |
