| article html file updated | 31 August 2025 05:20 CEST | Update | https://www.mdpi.com/2223-7747/8/12/554 |
| article html file updated | 19 July 2022 22:53 CEST | Update | - |
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| article html file updated | 31 December 2019 02:17 CET | Update | - |
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| article pdf uploaded. | 15 December 2019 10:20 CET | Updated version of record | https://www.mdpi.com/2223-7747/8/12/554/pdf |
| article xml uploaded. | 15 December 2019 10:20 CET | Update | https://www.mdpi.com/2223-7747/8/12/554/xml |
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| article supplementary file uploaded. | 28 November 2019 16:51 CET | - | https://www.mdpi.com/2223-7747/8/12/554#supplementary |
| article pdf uploaded. | 28 November 2019 16:51 CET | Version of Record | https://www.mdpi.com/2223-7747/8/12/554/pdf-vor |
| article xml file uploaded | 28 November 2019 16:51 CET | Original file | - |
