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Instead of the usual zero-width approximation for one resonance, we use the finite-width approximation for the two low resonances, i.e.
,Finite-Width Correction to Form Factors of γγ* →π0 Transition
【摘 要】
：
Instead of the usual zero-width approximation for one resonance, we use the finite-width approximation for the two low resonances, i.e.
【机 构】
：
College of Physics and Technology, Wuhan University, Wuhan 430072
【出 处】
：
中国物理快报（英文版）
【发表日期】
：
2006年9期
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