| article html file updated | 31 August 2025 12:32 CEST | Update | https://www.mdpi.com/2304-8158/9/2/240 |
| article html file updated | 20 July 2022 21:03 CEST | Update | - |
| article html file updated | 7 March 2020 16:23 CET | Update | - |
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| article html file updated | 24 February 2020 11:01 CET | Original file | - |
| article pdf uploaded. | 24 February 2020 11:00 CET | Version of Record | https://www.mdpi.com/2304-8158/9/2/240/pdf |
| article xml uploaded. | 24 February 2020 11:00 CET | Update | https://www.mdpi.com/2304-8158/9/2/240/xml |
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