Owusu, J.A., and K.E. Pobee-Quaynor. 2019. “Conjugation of Organic Dyes Onto PH Insensitive Silver Nanoparticles for PH Sensing”. International Journal of Scientific Research in Chemical Sciences 6 (5):19-25. https://ijsrcs.isroset.org/index.php/j/article/view/56.