| article html file updated | 31 August 2025 04:20 CEST | Update | https://www.mdpi.com/2227-9032/7/4/141 |
| article html file updated | 21 August 2025 23:15 CEST | Update | N/A |
| article html file updated | 19 July 2022 23:59 CEST | Update | N/A |
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| article html file updated | 28 November 2019 01:27 CET | Original file | N/A |
| article pdf uploaded. | 27 November 2019 11:33 CET | Updated version of record | https://www.mdpi.com/2227-9032/7/4/141/pdf |
| article xml uploaded. | 27 November 2019 11:33 CET | Update | https://www.mdpi.com/2227-9032/7/4/141/xml |
| article xml file uploaded | 27 November 2019 11:33 CET | Update | N/A |
| article pdf uploaded. | 8 November 2019 15:27 CET | Version of Record | https://www.mdpi.com/2227-9032/7/4/141/pdf-vor |
| article xml file uploaded | 8 November 2019 15:27 CET | Original file | N/A |
