Comparing approximate methods for mock catalogues and covariance matrices I: correlation function

Martha Lippich, Ariel G. Sánchez, Manuel Colavincenzo, Emiliano Sefusatti, Pierluigi Monaco, Linda Blot, Martin Crocce, Marcelo A. Alvarez, Aniket Agrawal, Santiago Avila, Andrés Balaguera-Antolínez, Richard Bond, Sandrine Codis, Claudio Dalla Vecchia, Antonio Dorta, Pablo Fosalba, Albert Izard, Francisco-Shu Kitaura, Marcos Pellejero-Ibanez, George SteinMohammadjavad Vakili, Gustavo Yepes