Heinrich Leutwyler

Chiral perturbation theory

Heinrich Leutwyler, 2012, Scholarpedia.

Baryon chiral perturbation theory in manifestly Lorentz invariant form

Heinrich Leutwyler, Thomas Becher, 1999 .

Current algebra and infinite-component fields

H. Bebie, Heinrich Leutwyler, F. Ghielmetti, 1969 .

Chiral Perturbation Theory: Expansions in the Mass of the Strange Quark

Heinrich Leutwyler, H. Leutwyler, Jürg Gasser, 1985 .

Why some tops tip

Heinrich Leutwyler, 1994 .

Chiral perturbation theory to one loop

Heinrich Leutwyler, H. Leutwyler, J. Gasser, 1984 .