| article html file updated | 14 August 2026 16:51 CEST | Update | https://www.mdpi.com/2079-6412/7/8/131 |
| article html file updated | 8 February 2020 14:01 CET | Update | N/A |
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| article pdf uploaded. | 21 August 2017 12:23 CEST | Updated version of record | https://www.mdpi.com/2079-6412/7/8/131/pdf |
| article pdf uploaded. | 20 August 2017 11:18 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/8/131/pdf-vor |
