Numerical study of spatiotemporal distortions in noncollinear optical parametric chirped-pulse amplifiers https://www.laserlab-europe.eu/research/joint-research-2015-2019/jra2-ilat/ilat-publications/2017/giree-a-m-mero-g-arisholm-m-j-j-vrakking-f-j-furch en Plone