| article html file updated | 15 August 2026 18:57 CEST | Update | https://www.mdpi.com/2079-9268/9/1/12 |
| article html file updated | 11 February 2020 21:28 CET | Update | N/A |
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| article pdf uploaded. | 12 March 2019 12:01 CET | Updated version of record | https://www.mdpi.com/2079-9268/9/1/12/pdf |
| article xml uploaded. | 12 March 2019 12:01 CET | Update | https://www.mdpi.com/2079-9268/9/1/12/xml |
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| article pdf uploaded. | 11 March 2019 16:14 CET | Updated version of record | https://www.mdpi.com/2079-9268/9/1/12/pdf-vor |
| article pdf uploaded. | 11 March 2019 16:09 CET | Version of Record | https://www.mdpi.com/2079-9268/9/1/12/pdf-vor |
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