APA
VALDIMARSSON HELGI, EARTHQUAKE ENGINEERING RESEARCH CENTER, . (1981). LINEAR MODELS TO PREDICT THE NONLINEAR SEISMIC BEHAVIOR OF A ONE-STORY STEEL FRAME. BERKRLEY: UNIVERSTY OF CALIFORNIA.
Chicago
VALDIMARSSON HELGI, EARTHQUAKE ENGINEERING RESEARCH CENTER, . 1981. LINEAR MODELS TO PREDICT THE NONLINEAR SEISMIC BEHAVIOR OF A ONE-STORY STEEL FRAME. BERKRLEY: UNIVERSTY OF CALIFORNIA.
Harvard
VALDIMARSSON HELGI, EARTHQUAKE ENGINEERING RESEARCH CENTER, . (1981). LINEAR MODELS TO PREDICT THE NONLINEAR SEISMIC BEHAVIOR OF A ONE-STORY STEEL FRAME. BERKRLEY: UNIVERSTY OF CALIFORNIA.
MLA
VALDIMARSSON HELGI, EARTHQUAKE ENGINEERING RESEARCH CENTER, . LINEAR MODELS TO PREDICT THE NONLINEAR SEISMIC BEHAVIOR OF A ONE-STORY STEEL FRAME. BERKRLEY: UNIVERSTY OF CALIFORNIA. 1981.