| article html file updated | 8 February 2020 11:06 CET | Update | https://www.mdpi.com/2218-1989/7/3/35 |
| article html file updated | 25 September 2019 23:16 CEST | Update | - |
| article html file updated | 3 May 2019 12:11 CEST | Update | - |
| article html file updated | 30 September 2017 11:36 CEST | Update | - |
| article html file updated | 15 July 2017 09:51 CEST | Update | - |
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| article html file updated | 15 July 2017 09:49 CEST | Original file | - |
| article xml uploaded. | 15 July 2017 09:48 CEST | Original file | https://www.mdpi.com/2218-1989/7/3/35/xml |
| article pdf uploaded. | 15 July 2017 09:48 CEST | Version of Record | https://www.mdpi.com/2218-1989/7/3/35/pdf |
