| article html file updated | 31 August 2025 10:28 CEST | Update | https://www.mdpi.com/2304-8158/9/2/147 |
| article html file updated | 20 July 2022 18:59 CEST | Update | - |
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| article html file updated | 1 February 2020 14:20 CET | Original file | - |
| article pdf uploaded. | 1 February 2020 14:18 CET | Version of Record | https://www.mdpi.com/2304-8158/9/2/147/pdf |
| article xml uploaded. | 1 February 2020 14:18 CET | Update | https://www.mdpi.com/2304-8158/9/2/147/xml |
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