| article html file updated | 16 August 2026 22:14 CEST | Update | https://www.mdpi.com/1422-0067/21/1/168 |
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| article supplementary file uploaded. | 25 December 2019 13:27 CET | - | https://www.mdpi.com/1422-0067/21/1/168#supplementary |
| article pdf uploaded. | 25 December 2019 13:27 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/168/pdf |
| article xml uploaded. | 25 December 2019 13:27 CET | Update | https://www.mdpi.com/1422-0067/21/1/168/xml |
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