| article html file updated | 24 December 2025 16:51 CET | Update | https://www.mdpi.com/1422-0067/21/1/140 |
| article html file updated | 31 August 2025 07:23 CEST | Update | N/A |
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| article html file updated | 14 February 2020 21:24 CET | Update | N/A |
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| article html file updated | 24 December 2019 13:03 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2019 13:02 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/140/pdf |
| article xml uploaded. | 24 December 2019 13:02 CET | Update | https://www.mdpi.com/1422-0067/21/1/140/xml |
| article xml file uploaded | 24 December 2019 13:02 CET | Original file | N/A |
