| article html file updated | 31 August 2025 01:29 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3538 |
| article html file updated | 20 July 2022 03:21 CEST | Update | N/A |
| article html file updated | 13 February 2020 17:51 CET | Update | N/A |
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| article html file updated | 16 September 2019 08:42 CEST | Original file | N/A |
| article pdf uploaded. | 16 September 2019 08:40 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/18/3538/pdf |
| article xml uploaded. | 16 September 2019 08:40 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3538/xml |
| article xml file uploaded | 16 September 2019 08:40 CEST | Original file | N/A |
