| article html file updated | 23 October 2025 06:37 CEST | Update | https://www.mdpi.com/2076-2615/9/2/53 |
| article html file updated | 11 February 2020 14:50 CET | Update | - |
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| article pdf uploaded. | 22 February 2019 11:52 CET | Updated version of record | https://www.mdpi.com/2076-2615/9/2/53/pdf |
| article xml uploaded. | 22 February 2019 11:52 CET | Update | https://www.mdpi.com/2076-2615/9/2/53/xml |
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| article pdf uploaded. | 10 February 2019 09:51 CET | Updated version of record | https://www.mdpi.com/2076-2615/9/2/53/pdf-vor |
| article pdf uploaded. | 10 February 2019 09:31 CET | Version of Record | https://www.mdpi.com/2076-2615/9/2/53/pdf-vor |
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