Amaria - Arctic Systems - New paperback or softback - X555z

Eberle - Nominalistic Systems - New paperback or softback - X555z

Dumas - Hamiltonian Dynamical Systems - New paperback or softback - X555z

Sinn - New Systems Competition - New paperback or softback - X555z

Hollomon - Systems Management - New paperback or softback - X555z

Serakos - Generalized Adjoint Systems - New paperback or softback - X555z

Rozenberg - L Systems - New paperback or softback - X555z

Toates - Motivational Systems - New paperback or softback - X555z