| article html file updated | 14 August 2026 14:51 CEST | Update | https://www.mdpi.com/2073-4360/9/6/189 |
| article html file updated | 8 February 2020 07:10 CET | Update | N/A |
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| article xml uploaded. | 9 June 2017 10:18 CEST | Update | https://www.mdpi.com/2073-4360/9/6/189/xml |
| article pdf uploaded. | 9 June 2017 10:18 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/6/189/pdf |
| article html file updated | 1 June 2017 08:36 CEST | Original file | N/A |
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