| article html file updated | 16 August 2026 05:15 CEST | Update | https://www.mdpi.com/2220-9964/8/7/306 |
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| article pdf uploaded. | 19 July 2019 05:03 CEST | Updated version of record | https://www.mdpi.com/2220-9964/8/7/306/pdf |
| article xml uploaded. | 19 July 2019 05:03 CEST | Update | https://www.mdpi.com/2220-9964/8/7/306/xml |
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| article pdf uploaded. | 17 July 2019 11:25 CEST | Version of Record | https://www.mdpi.com/2220-9964/8/7/306/pdf-vor |
| article xml file uploaded | 17 July 2019 11:25 CEST | Original file | N/A |
