Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Higgins, Peter M E-mail: https://www.mathnet.ru/eng/person116299 List of publications on Google Scholar Publications in Math-Net.Ru Citations 2015 1. Paula Catarino, Peter M. Higgins, Inessa Levi, “On inverse subsemigroups of the semigroup of orientation-preserving or orientation-reversing transformations”, Algebra Discrete Math., 19:2 (2015),  162–171       Organisations Department of Mathematical Sciences, University of Essex