| article html file updated | 14 September 2021 10:42 CEST | Update | https://www.mdpi.com/2409-515X/4/2/15 |
| article xml uploaded. | 14 September 2021 10:41 CEST | Update | https://www.mdpi.com/2409-515X/4/2/15/xml |
| article html file updated | 28 April 2018 11:07 CEST | Original file | - |
| article pdf uploaded. | 28 April 2018 11:06 CEST | Version of Record | https://www.mdpi.com/2409-515X/4/2/15/pdf |
| article xml file uploaded | 28 April 2018 11:06 CEST | Original file | - |
