Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Eugenio Roanes-Lozano. A constructive approach to the quadrics of revolution using 3D dynamic geometry systems with algebraic capabilities. Comp. Applic. in Engineering Education, 25(1):26-38, 2017. [doi]
Abstract is missing.