| article html file updated | 30 August 2025 01:54 CEST | Update | https://www.mdpi.com/2227-9717/5/4/78 |
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| article pdf uploaded. | 7 December 2017 03:47 CET | Updated version of record | https://www.mdpi.com/2227-9717/5/4/78/pdf |
| article html file updated | 6 December 2017 12:42 CET | Original file | N/A |
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| article xml uploaded. | 6 December 2017 12:41 CET | Original file | N/A |
