| article html file updated | 31 August 2025 21:21 CEST | Update | https://www.mdpi.com/2226-4787/8/2/89 |
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| article pdf uploaded. | 9 June 2020 09:16 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/89/pdf |
| article xml uploaded. | 9 June 2020 09:16 CEST | Update | https://www.mdpi.com/2226-4787/8/2/89/xml |
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| article supplementary file uploaded. | 22 May 2020 17:28 CEST | - | https://www.mdpi.com/2226-4787/8/2/89#supplementary |
| article pdf uploaded. | 22 May 2020 17:28 CEST | Version of Record | https://www.mdpi.com/2226-4787/8/2/89/pdf-vor |
| article xml file uploaded | 22 May 2020 17:28 CEST | Original file | - |