| article html file updated | 14 August 2026 22:00 CEST | Update | https://www.mdpi.com/1422-0067/19/2/507 |
| article html file updated | 9 February 2020 05:54 CET | Update | N/A |
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| article xml uploaded. | 8 February 2018 08:12 CET | Original file | https://www.mdpi.com/1422-0067/19/2/507/xml |
| article pdf uploaded. | 8 February 2018 08:12 CET | Version of Record | https://www.mdpi.com/1422-0067/19/2/507/pdf |
