List of Articles multivariate optimization Open Access Article Abstract Page Full-Text 1 - Flotation/magnetic stirring-assisted liquid-liquid microextraction combined with flame atomic absorption spectrometry for the preconcentration and determination of cadmium (II) after optimization using experimental design Fatemeh Salimi Majid Ramezani Open Access Article Abstract Page Full-Text 2 - Multivariate optimization and modeling of gas refinery oily wastewaters treatment utilizing activated carbon as high throughput adsorbent Hamed Bagheri Bizhan Honarvar Nadia Esfandiari Zahra Arab Aboosadi 10.30495/wej.2024.30810.2364