| article html file updated | 30 August 2025 01:47 CEST | Update | https://www.mdpi.com/1422-0067/18/12/2509 |
| article html file updated | 16 July 2022 07:34 CEST | Update | N/A |
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| article html file updated | 25 November 2017 11:42 CET | Original file | N/A |
| article xml uploaded. | 25 November 2017 11:41 CET | Original file | https://www.mdpi.com/1422-0067/18/12/2509/xml |
| article pdf uploaded. | 25 November 2017 11:41 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/12/2509/pdf |
| article pdf uploaded. | 23 November 2017 14:18 CET | Version of Record | https://www.mdpi.com/1422-0067/18/12/2509/pdf-vor |
