| article html file updated | 14 August 2026 17:27 CEST | Update | https://www.mdpi.com/2073-4352/7/9/277 |
| article html file updated | 8 February 2020 16:00 CET | Update | N/A |
| article html file updated | 27 September 2019 02:27 CEST | Update | N/A |
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| article pdf uploaded. | 13 September 2017 12:56 CEST | Updated version of record | https://www.mdpi.com/2073-4352/7/9/277/pdf |
| article pdf uploaded. | 12 September 2017 14:52 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/9/277/pdf-vor |
