| article html file updated | 8 February 2020 06:37 CET | Update | https://www.mdpi.com/2076-393X/5/2/13 |
| article html file updated | 24 September 2019 23:53 CEST | Update | - |
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| article html file updated | 30 June 2017 08:27 CEST | Update | - |
| article html file updated | 24 May 2017 16:04 CEST | Original file | - |
| article xml uploaded. | 24 May 2017 16:03 CEST | Update | https://www.mdpi.com/2076-393X/5/2/13/xml |
| article pdf uploaded. | 24 May 2017 16:03 CEST | Version of Record | https://www.mdpi.com/2076-393X/5/2/13/pdf |
