R. Houtappel

发表

Order-disorder in hexagonal lattices

R. Houtappel, 1950 .

THE CONCEPTUAL BASIS AND USE OF THE GEOMETRIC INVARIANCE PRINCIPLES

Eugene P. Wigner, E. Wigner, H. Dam, 1965 .

Statistics of two - dimensional hexagonal ferromagnetics with “Ising” -interaction between nearest neighbours only

R. Houtappel, 1950 .