2012 journal article
Univariate cubic L-1 interpolating splines based on the first derivative and on 5-point windows: analysis, algorithm and shape-preserving properties
Computational Optimization and Applications, 51(2), 575–600.
2011 journal article
KKT solution and conic relaxation for solving quadratically constrained quadratic programming problems
SIAM Journal on Optimization, 21(4), 1475–1490.
By: C. Lu, S. Fang, , Z. Wang & W. Xing