| article html file updated | 30 August 2025 06:19 CEST | Update | https://www.mdpi.com/2076-3921/7/9/111 |
| article html file updated | 17 July 2022 01:27 CEST | Update | N/A |
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| article html file updated | 26 September 2018 10:35 CEST | Update | N/A |
| article html file updated | 24 August 2018 06:31 CEST | Original file | N/A |
| article pdf uploaded. | 24 August 2018 06:30 CEST | Version of Record | https://www.mdpi.com/2076-3921/7/9/111/pdf |
| article xml uploaded. | 24 August 2018 06:30 CEST | Update | https://www.mdpi.com/2076-3921/7/9/111/xml |
| article xml file uploaded | 24 August 2018 06:30 CEST | Original file | N/A |
