| article html file updated | 1 September 2025 13:08 CEST | Update | https://www.mdpi.com/2227-9032/8/4/473 |
| article html file updated | 23 July 2022 00:32 CEST | Update | - |
| article html file updated | 13 November 2020 01:52 CET | Update | - |
| article pdf uploaded. | 13 November 2020 01:51 CET | Updated version of record | https://www.mdpi.com/2227-9032/8/4/473/pdf |
| article xml uploaded. | 13 November 2020 01:51 CET | Update | https://www.mdpi.com/2227-9032/8/4/473/xml |
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| article html file updated | 12 November 2020 03:02 CET | Original file | - |
| article pdf uploaded. | 12 November 2020 03:00 CET | Updated version of record | https://www.mdpi.com/2227-9032/8/4/473/pdf-vor |
| article xml uploaded. | 12 November 2020 03:00 CET | Update | - |
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| article pdf uploaded. | 10 November 2020 15:35 CET | Version of Record | https://www.mdpi.com/2227-9032/8/4/473/pdf-vor |
