| article html file updated | 30 August 2025 00:19 CEST | Update | https://www.mdpi.com/2073-4425/8/2/55 |
| article html file updated | 16 July 2022 04:42 CEST | Update | N/A |
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| article xml uploaded. | 10 February 2017 11:30 CET | Original file | https://www.mdpi.com/2073-4425/8/2/55/xml |
| article pdf uploaded. | 10 February 2017 11:30 CET | Updated version of record | https://www.mdpi.com/2073-4425/8/2/55/pdf |
| article pdf uploaded. | 2 February 2017 17:04 CET | Updated version of record | https://www.mdpi.com/2073-4425/8/2/55/pdf-vor |
| article pdf uploaded. | 31 January 2017 09:44 CET | Version of Record | https://www.mdpi.com/2073-4425/8/2/55/pdf-vor |
