Data Reduction on Simple Closed Smooth Surfaces. - Abd. Rahni Mt. Piah (IMA Conference on the Mathematics of Surfaces, 1992)

A Choice of Weights for Convex Combination Methods in Estimating Partial Derivatives. - Yongson Ooi; Lawrence H. T. Chang; Ya-Ping Wong; Abd. Rahni Mt. Piah (CGIV, 2004)

Generating G1 Fonts Using Cubic Ball Functions with Weight. - Abd. Rahni Mt. Piah; P. C. Chew (CGIV, 2004)

G¹ Scattered Data Interpolation with Minimized Sum of Squares of Principal Curvatures. - Azizan Saaban; Abd. Rahni Mt. Piah; Ahmad Abdul Majid; Lawrence H. T. Chang (CGIV, 2005)

Positivity-Preserving Scattered Data Interpolation. - Abd. Rahni Mt. Piah; Tim N. T. Goodman; Keith Unsworth (IMA Conference on the Mathematics of Surfaces, 2005)

Positivity-Preserving Scattered Data Interpolating Surface using C1 Piecewise Cubic Triangular Patches. - Azizan Saaban; Abd. Rahni Mt. Piah; Ahmad Abdul Majid (CGIV, 2006)

Range Restricted C2 Interpolant to Scattered Data. - Azizan Saaban; Abd. Rahni Mt. Piah; Ahmad Abdul Majid (CGIV, 2007)

G1 Continuity Conics for Curve Fitting Using Particle Swarm Optimization. - Zainor Ridzuan Yahya; Abd. Rahni Mt. Piah; Ahmad Abdul Majid (IV, 2011)

Conic Curve Fitting Using Particle Swarm Optimization: Parameter Tuning. - Zainor Ridzuan Yahya; Abd. Rahni Mt. Piah; Ahmad Abdul Majid (KTW, 2011)

Generation of Log-aesthetic curves using adaptive Runge-Kutta methods. - Rudrusamy U. Gobithaasan; Yee-Meng Teh; Abd. Rahni Mt. Piah; Kenjiro T. Miura 001 (Appl. Math. Comput., 2014)

Shape Preserving Data Interpolation Using Rational Cubic Ball Functions. - Ayser Nasir Hassan Tahat; Abd. Rahni Mt. Piah; Zainor Ridzuan Yahya (J. Appl. Math., 2015)

NURBS curves with the application of multiple bones fracture reconstruction. - Abdul Majeed 003; Abd. Rahni Mt. Piah; Muhammad Rafique; Johari Yap Abdullah; Zainul Ahmad Rajion (Appl. Math. Comput., 2017)