| article html file updated | 31 August 2025 05:02 CEST | Update | https://www.mdpi.com/2304-8158/8/12/609 |
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| article pdf uploaded. | 16 December 2019 04:15 CET | Updated version of record | https://www.mdpi.com/2304-8158/8/12/609/pdf |
| article xml uploaded. | 16 December 2019 04:15 CET | Update | https://www.mdpi.com/2304-8158/8/12/609/xml |
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| article supplementary file uploaded. | 22 November 2019 16:20 CET | - | https://www.mdpi.com/2304-8158/8/12/609#supplementary |
| article pdf uploaded. | 22 November 2019 16:20 CET | Version of Record | https://www.mdpi.com/2304-8158/8/12/609/pdf-vor |
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