| article html file updated | 31 August 2025 11:49 CEST | Update | https://www.mdpi.com/2076-3921/9/2/159 |
| article html file updated | 20 July 2022 20:20 CEST | Update | - |
| article html file updated | 6 March 2020 06:01 CET | Update | - |
| article html file updated | 17 February 2020 04:54 CET | Update | - |
| article pdf uploaded. | 17 February 2020 04:52 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/2/159/pdf |
| article xml uploaded. | 17 February 2020 04:52 CET | Update | https://www.mdpi.com/2076-3921/9/2/159/xml |
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| article html file updated | 16 February 2020 10:55 CET | Original file | - |
| article pdf uploaded. | 16 February 2020 10:54 CET | Version of Record | https://www.mdpi.com/2076-3921/9/2/159/pdf-vor |
| article xml uploaded. | 16 February 2020 10:54 CET | Update | - |
| article xml file uploaded | 16 February 2020 10:54 CET | Original file | - |
