Mbogori, Moses Kirimi, Dr. Paul Maku Gichohi, and Abel Moguche. “Effect of Product Innovation on the Performance of Cement Manufacturing Firms in Kenya”. Journal of Strategic Management 2, no. 2 (July 13, 2018): 50–61. Accessed July 15, 2024. https://stratfordjournals.org/journals/index.php/journal-of-strategic-management/article/view/159.