%0 Journal Article %T Six Equations to Help Conceptualize the Field of Mixed Methods %A Michael D. Fetters %J Journal of Mixed Methods Research %@ 1558-6901 %D 2018 %R 10.1177/1558689818779433 %K integration %K conceptualizing mixed methods %K theory %U https://journals.sagepub.com/doi/full/10.1177/1558689818779433