| article html file updated | 31 August 2025 00:06 CEST | Update | https://www.mdpi.com/2311-5521/4/3/158 |
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| article pdf uploaded. | 15 September 2019 13:05 CEST | Updated version of record | https://www.mdpi.com/2311-5521/4/3/158/pdf |
| article xml uploaded. | 15 September 2019 13:05 CEST | Update | https://www.mdpi.com/2311-5521/4/3/158/xml |
| article xml file uploaded | 15 September 2019 13:05 CEST | Update | N/A |
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| article pdf uploaded. | 15 September 2019 13:02 CEST | Updated version of record | https://www.mdpi.com/2311-5521/4/3/158/pdf-vor |
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| article pdf uploaded. | 18 August 2019 07:45 CEST | Version of Record | https://www.mdpi.com/2311-5521/4/3/158/pdf-vor |
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