http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Quadratic programming for the design of two-dimensional weighted Chebyshev FIR filters with incomplete specifications
Sven Nordebo, Ingvar Claesson, Sven Nordholm.
Nonlinear Analysis, Theory, Methods & Applications