| article html file updated | 30 August 2025 23:03 CEST | Update | https://www.mdpi.com/2226-471X/4/3/59 |
| article html file updated | 20 July 2022 06:19 CEST | Update | - |
| article html file updated | 13 February 2020 05:13 CET | Update | - |
| article html file updated | 26 July 2019 12:55 CEST | Original file | - |
| article pdf uploaded. | 26 July 2019 12:54 CEST | Version of Record | https://www.mdpi.com/2226-471X/4/3/59/pdf |
| article xml uploaded. | 26 July 2019 12:54 CEST | Update | https://www.mdpi.com/2226-471X/4/3/59/xml |
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