Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nishihara K,Lp$$ {L}^p $$‐ Lq$$ {L}^q $$ estimates for the 3‐D damped wave equation and their application to the semilinear problem,Seminar Notes Math Sci,,,2003,6,,69,https://cir.nii.ac.jp/crid/1370580232162644231,