| article html file updated | 30 August 2025 04:34 CEST | Update | https://www.mdpi.com/2306-5729/3/2/21 |
| article html file updated | 16 July 2022 21:41 CEST | Update | N/A |
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| article html file updated | 26 June 2018 12:48 CEST | Update | N/A |
| article html file updated | 15 June 2018 12:07 CEST | Original file | N/A |
| article supplementary file uploaded. | 15 June 2018 12:06 CEST | - | https://www.mdpi.com/2306-5729/3/2/21#supplementary |
| article pdf uploaded. | 15 June 2018 12:06 CEST | Version of Record | https://www.mdpi.com/2306-5729/3/2/21/pdf |
| article xml uploaded. | 15 June 2018 12:06 CEST | Update | https://www.mdpi.com/2306-5729/3/2/21/xml |
| article xml file uploaded | 15 June 2018 12:06 CEST | Original file | N/A |
