| article html file updated | 30 August 2025 01:05 CEST | Update | https://www.mdpi.com/1422-0067/18/9/1890 |
| article html file updated | 16 July 2022 06:08 CEST | Update | N/A |
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| article xml uploaded. | 3 September 2017 11:02 CEST | Original file | https://www.mdpi.com/1422-0067/18/9/1890/xml |
| article pdf uploaded. | 3 September 2017 11:02 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/9/1890/pdf |
| article pdf uploaded. | 1 September 2017 11:56 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1890/pdf-vor |
