| article html file updated | 9 February 2020 01:29 CET | Update | https://www.mdpi.com/2220-9964/7/1/5 |
| article html file updated | 29 September 2019 13:22 CEST | Update | - |
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| article html file updated | 1 February 2018 09:50 CET | Update | - |
| article html file updated | 29 December 2017 09:03 CET | Original file | - |
| article xml uploaded. | 29 December 2017 09:02 CET | Update | https://www.mdpi.com/2220-9964/7/1/5/xml |
| article xml uploaded. | 29 December 2017 09:02 CET | Original file | - |
| article pdf uploaded. | 29 December 2017 09:02 CET | Version of Record | https://www.mdpi.com/2220-9964/7/1/5/pdf |
