| article html file updated | 15 August 2026 07:44 CEST | Update | https://www.mdpi.com/2073-8994/10/9/420 |
| article html file updated | 10 February 2020 11:51 CET | Update | N/A |
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| article html file updated | 19 September 2018 15:32 CEST | Original file | N/A |
| article pdf uploaded. | 19 September 2018 15:31 CEST | Version of Record | https://www.mdpi.com/2073-8994/10/9/420/pdf |
| article xml uploaded. | 19 September 2018 15:31 CEST | Update | https://www.mdpi.com/2073-8994/10/9/420/xml |
| article xml file uploaded | 19 September 2018 15:31 CEST | Original file | N/A |
