| article html file updated | 30 August 2025 04:21 CEST | Update | https://www.mdpi.com/2313-433X/4/6/76 |
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| article xml uploaded. | 7 June 2018 09:54 CEST | Update | https://www.mdpi.com/2313-433X/4/6/76/xml |
| article pdf uploaded. | 7 June 2018 09:54 CEST | Updated version of record | https://www.mdpi.com/2313-433X/4/6/76/pdf |
| article html file updated | 6 June 2018 15:30 CEST | Original file | - |
| article pdf uploaded. | 6 June 2018 15:28 CEST | Version of Record | https://www.mdpi.com/2313-433X/4/6/76/pdf-vor |
| article xml file uploaded | 6 June 2018 15:28 CEST | Original file | - |
