| article html file updated | 31 August 2025 08:32 CEST | Update | https://www.mdpi.com/1422-0067/21/2/407 |
| article html file updated | 19 July 2022 19:48 CEST | Update | - |
| article html file updated | 15 February 2020 01:18 CET | Update | - |
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| article html file updated | 9 January 2020 07:43 CET | Original file | - |
| article pdf uploaded. | 9 January 2020 07:42 CET | Version of Record | https://www.mdpi.com/1422-0067/21/2/407/pdf |
| article xml uploaded. | 9 January 2020 07:42 CET | Update | https://www.mdpi.com/1422-0067/21/2/407/xml |
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