| article html file updated | 1 September 2025 20:25 CEST | Update | https://www.mdpi.com/2311-5521/6/2/63 |
| article html file updated | 24 July 2022 10:36 CEST | Update | N/A |
| article html file updated | 4 February 2021 02:43 CET | Update | N/A |
| article pdf uploaded. | 4 February 2021 02:41 CET | Updated version of record | https://www.mdpi.com/2311-5521/6/2/63/pdf |
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| article html file updated | 3 February 2021 04:46 CET | Original file | N/A |
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| article xml uploaded. | 3 February 2021 04:44 CET | Update | N/A |
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| article pdf uploaded. | 1 February 2021 17:54 CET | Version of Record | https://www.mdpi.com/2311-5521/6/2/63/pdf-vor |
