| article html file updated | 8 February 2020 02:17 CET | Update | https://www.mdpi.com/2072-4292/9/4/310 |
| article html file updated | 24 September 2019 00:26 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:58 CEST | Update | N/A |
| article html file updated | 29 April 2017 05:49 CEST | Update | N/A |
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| article html file updated | 26 March 2017 22:35 CEST | Update | N/A |
| article html file updated | 26 March 2017 09:05 CEST | Original file | N/A |
| article xml uploaded. | 26 March 2017 09:03 CEST | Update | https://www.mdpi.com/2072-4292/9/4/310/xml |
| article pdf uploaded. | 26 March 2017 09:03 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/4/310/pdf |