| article html file updated | 1 September 2025 05:58 CEST | Update | https://www.mdpi.com/2199-8531/6/3/64 |
| article html file updated | 22 July 2022 03:53 CEST | Update | - |
| article html file updated | 20 August 2020 04:09 CEST | Update | - |
| article pdf uploaded. | 20 August 2020 04:07 CEST | Updated version of record | https://www.mdpi.com/2199-8531/6/3/64/pdf |
| article xml uploaded. | 20 August 2020 04:07 CEST | Update | https://www.mdpi.com/2199-8531/6/3/64/xml |
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| article html file updated | 18 August 2020 09:06 CEST | Original file | - |
| article pdf uploaded. | 18 August 2020 09:04 CEST | Version of Record | https://www.mdpi.com/2199-8531/6/3/64/pdf-vor |
| article xml uploaded. | 18 August 2020 09:04 CEST | Update | - |
| article xml file uploaded | 18 August 2020 09:04 CEST | Original file | - |
