| article html file updated | 29 August 2025 21:24 CEST | Update | https://www.mdpi.com/2076-3905/3/4/340 |
| article html file updated | 15 July 2022 23:40 CEST | Update | N/A |
| article html file updated | 6 February 2020 14:31 CET | Update | N/A |
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| article pdf uploaded. | 16 December 2014 13:54 CET | Version of Record | https://www.mdpi.com/2076-3905/3/4/340/pdf |
