| article html file updated | 9 February 2020 13:28 CET | Update | https://www.mdpi.com/2073-445X/7/2/46 |
| article html file updated | 2 October 2019 12:44 CEST | Update | - |
| article html file updated | 1 May 2019 04:11 CEST | Update | - |
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| article html file updated | 28 June 2018 05:44 CEST | Update | - |
| article html file updated | 12 April 2018 05:28 CEST | Original file | - |
| article xml uploaded. | 12 April 2018 05:27 CEST | Original file | https://www.mdpi.com/2073-445X/7/2/46/xml |
| article pdf uploaded. | 12 April 2018 05:27 CEST | Version of Record | https://www.mdpi.com/2073-445X/7/2/46/pdf |