| article html file updated | 8 February 2020 02:12 CET | Update | https://www.mdpi.com/2075-4450/8/2/35 |
| article html file updated | 4 May 2019 05:09 CEST | Update | - |
| article html file updated | 30 June 2017 05:42 CEST | Update | - |
| article html file updated | 27 March 2017 05:32 CEST | Update | - |
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| article html file updated | 24 March 2017 22:36 CET | Update | - |
| article html file updated | 24 March 2017 12:07 CET | Original file | - |
| article xml uploaded. | 24 March 2017 12:06 CET | Original file | https://www.mdpi.com/2075-4450/8/2/35/xml |
| article pdf uploaded. | 24 March 2017 12:06 CET | Version of Record | https://www.mdpi.com/2075-4450/8/2/35/pdf |
