| article html file updated | 16 August 2026 19:05 CEST | Update | https://www.mdpi.com/2227-9032/7/4/151 |
| article html file updated | 31 August 2025 04:58 CEST | Update | N/A |
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| article html file updated | 14 December 2019 10:09 CET | Original file | N/A |
| article pdf uploaded. | 14 December 2019 10:08 CET | Updated version of record | https://www.mdpi.com/2227-9032/7/4/151/pdf |
| article xml uploaded. | 14 December 2019 10:08 CET | Update | https://www.mdpi.com/2227-9032/7/4/151/xml |
| article xml file uploaded | 14 December 2019 10:08 CET | Update | N/A |
| article pdf uploaded. | 25 November 2019 07:54 CET | Updated version of record | https://www.mdpi.com/2227-9032/7/4/151/pdf-vor |
| article pdf uploaded. | 21 November 2019 15:46 CET | Version of Record | https://www.mdpi.com/2227-9032/7/4/151/pdf-vor |
| article xml file uploaded | 21 November 2019 15:46 CET | Original file | N/A |
