| article html file updated | 30 August 2025 05:05 CEST | Update | https://www.mdpi.com/1422-0067/19/7/1981 |
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| article html file updated | 9 July 2018 04:43 CEST | Original file | - |
| article pdf uploaded. | 9 July 2018 04:42 CEST | Updated version of record | https://www.mdpi.com/1422-0067/19/7/1981/pdf |
| article xml uploaded. | 9 July 2018 04:42 CEST | Update | https://www.mdpi.com/1422-0067/19/7/1981/xml |
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| article xml file uploaded | 6 July 2018 14:36 CEST | Update | - |
| article supplementary file uploaded. | 6 July 2018 14:36 CEST | - | https://www.mdpi.com/1422-0067/19/7/1981#supplementary |
| article pdf uploaded. | 6 July 2018 14:36 CEST | Version of Record | https://www.mdpi.com/1422-0067/19/7/1981/pdf-vor |