| article html file updated | 10 February 2020 21:03 CET | Update | https://www.mdpi.com/2076-0817/7/4/87 |
| article html file updated | 10 October 2019 09:13 CEST | Update | - |
| article html file updated | 28 April 2019 08:57 CEST | Update | - |
| article html file updated | 14 April 2019 04:32 CEST | Update | - |
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| article html file updated | 26 December 2018 23:10 CET | Update | - |
| article html file updated | 13 November 2018 09:14 CET | Original file | - |
| article pdf uploaded. | 13 November 2018 09:13 CET | Version of Record | https://www.mdpi.com/2076-0817/7/4/87/pdf |
| article xml uploaded. | 13 November 2018 09:13 CET | Update | https://www.mdpi.com/2076-0817/7/4/87/xml |
| article xml file uploaded | 13 November 2018 09:13 CET | Original file | - |
