Authors: Saha, P Williams, LLR

Citation: P. Saha et Llr. Williams, Beware the nonuniqueness of Einstein rings, ASTRONOM J, 122(2), 2001, pp. 585-590

Authors: Williams, LLR

Citation: Llr. Williams, Large-scale QSO-galaxy correlations and weak lensing, ASTROPHYS J, 535(1), 2000, pp. 37-44

Authors: Norman, DJ Williams, LLR

Citation: Dj. Norman et Llr. Williams, Weak lensing-induced correlations between 1 Jy QSOs and APM galaxies on angular scales of a degree, ASTRONOM J, 119(5), 2000, pp. 2060-2067

Authors: Williams, LLR Saha, P

Citation: Llr. Williams et P. Saha, Pixelated lenses and H-0 from time-delay quasars, ASTRONOM J, 119(2), 2000, pp. 439-450

Authors: Williams, LLR Navarro, JF Bartelmann, M

Citation: Llr. Williams et al., The core structure of galaxy clusters from gravitational lensing, ASTROPHYS J, 527(2), 1999, pp. 535-544