On the computation of symbolic powers of some curves in 𝔸 4 . Solčan, Š. — 2000 Acta Mathematica Universitatis Comenianae. New Series
On the minimal reduction and multiplicity of ( X m , Y n , X k Y l , X r Y s ) . Boďa, E.; Országhová, D.; Solčan, Š. — 1993 Acta Mathematica Universitatis Comenianae. New Series