| article html file updated | 8 February 2020 11:26 CET | Update | https://www.mdpi.com/2311-5521/2/3/41 |
| article html file updated | 26 September 2019 00:57 CEST | Update | - |
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| article xml uploaded. | 19 July 2017 13:25 CEST | Original file | https://www.mdpi.com/2311-5521/2/3/41/xml |
| article pdf uploaded. | 19 July 2017 13:25 CEST | Version of Record | https://www.mdpi.com/2311-5521/2/3/41/pdf |