(1)
Igani (Ph.D.) , D. C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .; Anselem, A. . COLLABORATIVE INNOVATION MARKETING STRATEGY AND SUSTAINABILITY DEVELOPMENT OF TELECOMMUNICATION FIRMS IN RIVERS STATE, NIGERIA. bj 2025, 2.