Gore, Kay (1988). "Problem-Solving Software to Implement Curriculum Goals". Computers in the Schools. 4 (3–4): 171–178. doi:10.1300/J025v04n03_19. S2CID62581591.
Gore, Kay (1988). "Problem-Solving Software to Implement Curriculum Goals". Computers in the Schools. 4 (3–4): 171–178. doi:10.1300/J025v04n03_19. S2CID62581591.