| article html file updated | 30 August 2025 20:48 CEST | Update | https://www.mdpi.com/2079-9276/8/2/106 |
| article html file updated | 21 August 2025 21:16 CEST | Update | N/A |
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| article html file updated | 12 February 2020 17:57 CET | Update | N/A |
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| article html file updated | 25 June 2019 10:38 CEST | Original file | N/A |
| article pdf uploaded. | 25 June 2019 10:37 CEST | Updated version of record | https://www.mdpi.com/2079-9276/8/2/106/pdf |
| article xml uploaded. | 25 June 2019 10:37 CEST | Update | https://www.mdpi.com/2079-9276/8/2/106/xml |
| article xml file uploaded | 25 June 2019 10:37 CEST | Update | N/A |
| article pdf uploaded. | 5 June 2019 17:30 CEST | Version of Record | https://www.mdpi.com/2079-9276/8/2/106/pdf-vor |
| article xml file uploaded | 5 June 2019 17:30 CEST | Original file | N/A |
