| article html file updated | 30 August 2025 00:18 CEST | Update | https://www.mdpi.com/1422-0067/18/2/273 |
| article html file updated | 21 August 2025 19:15 CEST | Update | N/A |
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| article html file updated | 3 February 2017 11:06 CET | Original file | N/A |
| article xml uploaded. | 3 February 2017 11:05 CET | Original file | https://www.mdpi.com/1422-0067/18/2/273/xml |
| article pdf uploaded. | 3 February 2017 11:05 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/2/273/pdf |
| article pdf uploaded. | 27 January 2017 11:48 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/273/pdf-vor |
