| article html file updated | 8 February 2020 16:35 CET | Update | https://www.mdpi.com/2227-9040/5/3/26 |
| article html file updated | 27 September 2019 05:45 CEST | Update | - |
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| article html file updated | 30 September 2017 07:43 CEST | Update | - |
| article html file updated | 19 September 2017 12:06 CEST | Original file | - |
| article xml uploaded. | 19 September 2017 12:05 CEST | Original file | https://www.mdpi.com/2227-9040/5/3/26/xml |
| article pdf uploaded. | 19 September 2017 12:05 CEST | Version of Record | https://www.mdpi.com/2227-9040/5/3/26/pdf |
