| article html file updated | 30 August 2025 00:02 CEST | Update | https://www.mdpi.com/1420-3049/21/12/1708 |
| article html file updated | 16 July 2022 04:07 CEST | Update | N/A |
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| article html file updated | 13 December 2016 11:08 CET | Original file | N/A |
| article xml uploaded. | 13 December 2016 11:06 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1708/xml |
| article pdf uploaded. | 13 December 2016 11:06 CET | Updated version of record | https://www.mdpi.com/1420-3049/21/12/1708/pdf |
| article pdf uploaded. | 11 December 2016 04:01 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1708/pdf-vor |
