Patcharapol Posi, Pornnapa Kasemsiri, Surasit Lertnimoolchai and Prinya Chindaprasirt 2021. EFFECT OF FLY ASH FINENESS ON COMPRESSIVE, FLEXURAL AND SHEAR STRENGTHS OF HIGH STRENGTH-HIGH VOLUME FLY ASH JOINTING MORTAR. GEOMATE Journal. 16, 54 (Feb. 2021), 36–41.