| article html file updated | 31 August 2025 03:54 CEST | Update | https://www.mdpi.com/2305-6320/6/4/108 |
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| article supplementary file uploaded. | 1 November 2019 11:53 CET | - | https://www.mdpi.com/2305-6320/6/4/108#supplementary |
| article pdf uploaded. | 1 November 2019 11:53 CET | Version of Record | https://www.mdpi.com/2305-6320/6/4/108/pdf |
| article xml uploaded. | 1 November 2019 11:53 CET | Update | https://www.mdpi.com/2305-6320/6/4/108/xml |
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