Publications from the Instituut-Lorentz in the year 1967 * Berends FA, Donnachie A, Oades GC Analysis of K_l4 decay evidence for a vector current and its consequences NUCL PHYS B B 3 (5): 569 (1967) * Berends FA, Donnachie A A comment on backward pi^0 photoproduction and E_1+^(3) multipole PHYS LETT B B 25 (4): 278 (1967) * Berends FA, Donnachie A, Oades GC A note on K_e4 and K_mu4 decay rates PHYS LETT B B 26 (2): 109 (1967) * Capel HW On possibility of first-order transitions in Ising systems of triplet ions with zero-field splitting .2. PHYSICA 33 (2): 295 (1967) * Capel HW On possibility of first-order transitions in Ising systems of triplet ions with zero-field splitting .3. PHYSICA 37 (3): 423 (1967) * Mazur P, Terwiel RH On theory of spin-spin relaxation .2. PHYSICA 36 (2): 289 (1967) * van der Linden J, Mazur P On asymptotic problem of statistical thermodynamics for a real system .2. Equivalence of canonical and pressure ensemble PHYSICA 36 (3): 491 (1967) * Terwiel RH Evaluation of expressions of Debye-Waller form J MATH PHYS 8 (4): 926 (1967) * Vlieger J On relativistic dynamics of polarized systems PHYSICA 37 (2): 165 (1967) * Braun E On statistical mechanical theory of Brownian motion .2. PHYSICA 33 (2): 528 (1967)