| article html file updated | 8 February 2020 17:10 CET | Update | https://www.mdpi.com/2078-2489/8/4/118 |
| article html file updated | 27 September 2019 09:08 CEST | Update | - |
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| article html file updated | 2 January 2018 13:32 CET | Update | - |
| article html file updated | 29 September 2017 04:31 CEST | Original file | - |
| article xml uploaded. | 29 September 2017 04:29 CEST | Original file | https://www.mdpi.com/2078-2489/8/4/118/xml |
| article pdf uploaded. | 29 September 2017 04:29 CEST | Version of Record | https://www.mdpi.com/2078-2489/8/4/118/pdf |
