| article html file updated | 30 August 2025 03:50 CEST | Update | https://www.mdpi.com/2075-5309/8/5/68 |
| article html file updated | 16 July 2022 20:14 CEST | Update | N/A |
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| article xml uploaded. | 8 May 2018 17:29 CEST | Update | https://www.mdpi.com/2075-5309/8/5/68/xml |
| article pdf uploaded. | 8 May 2018 17:29 CEST | Updated version of record | https://www.mdpi.com/2075-5309/8/5/68/pdf |
| article pdf uploaded. | 7 May 2018 17:43 CEST | Updated version of record | https://www.mdpi.com/2075-5309/8/5/68/pdf-vor |
| article pdf uploaded. | 7 May 2018 17:29 CEST | Version of Record | https://www.mdpi.com/2075-5309/8/5/68/pdf-vor |
| article xml file uploaded | 7 May 2018 17:29 CEST | Original file | N/A |
