Engineering Research - 1990 Sukumar, V., Schmidt, W. R., Garcia, R., Doremus, R. H., & Interrante, L. V. (1990). Effect of boron nitride on the coarsening of silicon nitride powder. Materials Letters, 9(4), 117–120. https://doi.org/10.1016/0167-577x(90)90136-a Ducoste, J., & Derby, S. J. (1990). Docking assembly end effector for a two arm robot. American Society of Mechanical Engineers, Design Engineering Division (Publication) DE, 26, 271–278. Retrieved from http://www.scopus.com/inward/record.url?eid=2-s2.0-0025685742&partnerID=MN8TOARS