| article html file updated | 8 February 2020 01:28 CET | Update | https://www.mdpi.com/2077-0472/7/3/24 |
| article html file updated | 23 September 2019 19:49 CEST | Update | - |
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| article html file updated | 28 March 2017 03:13 CEST | Update | - |
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| article xml uploaded. | 14 March 2017 16:56 CET | Original file | https://www.mdpi.com/2077-0472/7/3/24/xml |
| article pdf uploaded. | 14 March 2017 16:56 CET | Version of Record | https://www.mdpi.com/2077-0472/7/3/24/pdf |
