| article html file updated | 15 August 2026 17:23 CEST | Update | https://www.mdpi.com/2076-3417/9/4/726 |
| article html file updated | 11 February 2020 17:14 CET | Update | N/A |
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| article html file updated | 23 February 2019 10:30 CET | Original file | N/A |
| article pdf uploaded. | 23 February 2019 10:28 CET | Updated version of record | https://www.mdpi.com/2076-3417/9/4/726/pdf |
| article xml uploaded. | 23 February 2019 10:28 CET | Update | https://www.mdpi.com/2076-3417/9/4/726/xml |
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| article pdf uploaded. | 19 February 2019 17:30 CET | Version of Record | https://www.mdpi.com/2076-3417/9/4/726/pdf-vor |
| article xml file uploaded | 19 February 2019 17:30 CET | Original file | N/A |
