Contreras-Coll, N Lucena, F Mooijman, K Havelaar, A and Pierzo, V Boque, M Gawler, A Holler, C Lambiri, M and Mirolo, G Moreno, B Niemi, M Sommer, R Valentin, B and Wiedenmann, A Young, V Jofre, J, Occurrence and levels of indicator bacteriophages in bathing waters throughout Europe, Water Research, (36), 4963-4974, 2002, PERGAMON-ELSEVIER SCIENCE LTD, 0043-1354