| article html file updated | 30 August 2025 02:27 CEST | Update | https://www.mdpi.com/1422-0067/19/2/429 |
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| article xml uploaded. | 1 February 2018 11:26 CET | Update | https://www.mdpi.com/1422-0067/19/2/429/xml |
| article pdf uploaded. | 1 February 2018 11:26 CET | Updated version of record | https://www.mdpi.com/1422-0067/19/2/429/pdf |
| article pdf uploaded. | 1 February 2018 09:29 CET | Updated version of record | https://www.mdpi.com/1422-0067/19/2/429/pdf-vor |
| article html file updated | 1 February 2018 03:59 CET | Original file | N/A |
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| article pdf uploaded. | 1 February 2018 03:58 CET | Version of Record | https://www.mdpi.com/1422-0067/19/2/429/pdf-vor |
