Rabindranath, Ashwath A database of elliptic curves over ${\mathbb Q}(\sqrt{5})$: a first report Open Book Series 1 (2013) 145–166 Rama, Gustavo Computation of paramodular forms Open Book Series 4 (2020) 353–370 Ritzenthaler, Christophe Fast computation of isomorphisms of hyperelliptic curves and explicit Galois descent Open Book Series 1 (2013) 463–486 Principally polarized squares of elliptic curves with field of moduli equal to Q Open Book Series 2 (2019) 257–274 Robert, Damien Improved CRT algorithm for class polynomials in genus~$2$ Open Book Series 1 (2013) 437–461 Roberts, David Abelian surfaces with fixed 3-torsion Open Book Series 4 (2020) 91–108 Roe, David Hypergeometric L-functions in Average Polynomial Time Open Book Series 4 (2020) 143–159 The inverse Galois problem for $p$-adic fields Open Book Series 2 (2019) 393–409 Rojas, Joseph Counting Roots for Polynomials Modulo Prime Powers Open Book Series 2 (2019) 191–205 Ryan, Nathan Analytic evaluation of Hecke eigenvalues for Siegel modular forms of degree two Open Book Series 2 (2019) 207–220