| article html file updated | 8 February 2020 01:12 CET | Update | https://www.mdpi.com/1424-8247/10/1/29 |
| article html file updated | 23 September 2019 18:18 CEST | Update | - |
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| article xml uploaded. | 13 March 2017 08:29 CET | Original file | https://www.mdpi.com/1424-8247/10/1/29/xml |
| article pdf uploaded. | 13 March 2017 08:29 CET | Updated version of record | https://www.mdpi.com/1424-8247/10/1/29/pdf |
| article pdf uploaded. | 10 March 2017 10:22 CET | Version of Record | https://www.mdpi.com/1424-8247/10/1/29/pdf-vor |
