| article html file updated | 9 February 2020 09:56 CET | Update | https://www.mdpi.com/2220-9964/7/3/116 |
| article html file updated | 1 October 2019 15:40 CEST | Update | - |
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| article xml uploaded. | 15 March 2018 09:32 CET | Update | https://www.mdpi.com/2220-9964/7/3/116/xml |
| article pdf uploaded. | 15 March 2018 09:32 CET | Version of Record | https://www.mdpi.com/2220-9964/7/3/116/pdf |