| article html file updated | 29 August 2025 22:42 CEST | Update | https://www.mdpi.com/2072-4292/8/2/140 |
| article html file updated | 16 July 2022 01:45 CEST | Update | N/A |
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| article pdf uploaded. | 17 February 2016 05:08 CET | Updated version of record | https://www.mdpi.com/2072-4292/8/2/140/pdf |
| article xml uploaded. | 17 February 2016 05:08 CET | Original file | https://www.mdpi.com/2072-4292/8/2/140/xml |
| article pdf uploaded. | 9 February 2016 09:50 CET | Version of Record | https://www.mdpi.com/2072-4292/8/2/140/pdf-vor |
