| article html file updated | 15 August 2026 00:04 CEST | Update | https://www.mdpi.com/2076-0787/7/2/32 |
| article html file updated | 9 February 2020 12:12 CET | Update | N/A |
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| article xml uploaded. | 2 April 2018 10:15 CEST | Original file | https://www.mdpi.com/2076-0787/7/2/32/xml |
| article pdf uploaded. | 2 April 2018 10:15 CEST | Version of Record | https://www.mdpi.com/2076-0787/7/2/32/pdf |
