| article html file updated | 1 September 2025 17:16 CEST | Update | https://www.mdpi.com/2227-9717/9/1/55 |
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| article html file updated | 30 December 2020 04:31 CET | Update | - |
| article pdf uploaded. | 30 December 2020 04:30 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/55/pdf |
| article xml uploaded. | 30 December 2020 04:30 CET | Update | https://www.mdpi.com/2227-9717/9/1/55/xml |
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| article supplementary file uploaded. | 29 December 2020 12:20 CET | - | https://www.mdpi.com/2227-9717/9/1/55#supplementary |
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| article xml uploaded. | 29 December 2020 12:20 CET | Update | - |
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