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| article html file updated | 16 July 2022 05:55 CEST | Update | - |
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| article xml uploaded. | 22 August 2017 08:07 CEST | Update | https://www.mdpi.com/1422-0067/18/8/1803/xml |
| article pdf uploaded. | 22 August 2017 08:07 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/8/1803/pdf |
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| article pdf uploaded. | 21 August 2017 05:45 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/8/1803/pdf-vor |
| article pdf uploaded. | 18 August 2017 14:39 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/8/1803/pdf-vor |
