| article html file updated | 30 August 2025 01:12 CEST | Update | https://www.mdpi.com/2079-9284/4/3/35 |
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| article xml uploaded. | 19 September 2017 11:35 CEST | Update | https://www.mdpi.com/2079-9284/4/3/35/xml |
| article pdf uploaded. | 19 September 2017 11:35 CEST | Updated version of record | https://www.mdpi.com/2079-9284/4/3/35/pdf |
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