| article html file updated | 30 August 2025 04:29 CEST | Update | https://www.mdpi.com/2309-608X/4/2/70 |
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| article html file updated | 12 June 2018 11:17 CEST | Original file | - |
| article pdf uploaded. | 12 June 2018 11:16 CEST | Version of Record | https://www.mdpi.com/2309-608X/4/2/70/pdf |
| article xml uploaded. | 12 June 2018 11:16 CEST | Update | https://www.mdpi.com/2309-608X/4/2/70/xml |
| article xml file uploaded | 12 June 2018 11:16 CEST | Original file | - |
