| article html file updated | 15 August 2026 20:29 CEST | Update | https://www.mdpi.com/2227-9091/7/2/35 |
| article html file updated | 12 February 2020 01:38 CET | Update | N/A |
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| article html file updated | 29 March 2019 11:09 CET | Original file | N/A |
| article pdf uploaded. | 29 March 2019 11:07 CET | Version of Record | https://www.mdpi.com/2227-9091/7/2/35/pdf |
| article xml uploaded. | 29 March 2019 11:07 CET | Update | https://www.mdpi.com/2227-9091/7/2/35/xml |
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