| article html file updated | 29 August 2025 22:42 CEST | Update | https://www.mdpi.com/1420-3049/21/2/217 |
| article html file updated | 16 July 2022 01:46 CEST | Update | N/A |
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| article html file updated | 17 September 2018 03:14 CEST | Original file | N/A |
| article pdf uploaded. | 19 February 2016 11:18 CET | Updated version of record | https://www.mdpi.com/1420-3049/21/2/217/pdf |
| article pdf uploaded. | 16 February 2016 10:26 CET | Version of Record | https://www.mdpi.com/1420-3049/21/2/217/pdf-vor |
| article xml uploaded. | 16 February 2016 10:26 CET | Original file | https://www.mdpi.com/1420-3049/21/2/217/xml |
