| article html file updated | 30 August 2025 09:48 CEST | Update | https://www.mdpi.com/2076-3921/7/12/188 |
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| article xml uploaded. | 18 December 2018 08:01 CET | Update | https://www.mdpi.com/2076-3921/7/12/188/xml |
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| article pdf uploaded. | 18 December 2018 08:01 CET | Updated version of record | https://www.mdpi.com/2076-3921/7/12/188/pdf |
| article html file updated | 11 December 2018 07:53 CET | Original file | N/A |
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| article xml uploaded. | 11 December 2018 07:52 CET | Update | N/A |
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