| article html file updated | 29 August 2025 23:28 CEST | Update | https://www.mdpi.com/1996-1073/9/8/628 |
| article html file updated | 16 July 2022 03:04 CEST | Update | N/A |
| article html file updated | 7 February 2020 13:06 CET | Update | N/A |
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| article html file updated | 10 August 2016 08:53 CEST | Original file | N/A |
| article xml uploaded. | 10 August 2016 08:52 CEST | Update | https://www.mdpi.com/1996-1073/9/8/628/xml |
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| article pdf uploaded. | 10 August 2016 08:52 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/8/628/pdf |
