@ARTICLE{
author={Dolinka Igor,Djurdjev Ivana D,East James,Honyam Preeyanuch,Sangkhanan Kritsada,Sanwong Jintana,Sommanee Worachead},
year={2018},
title={Sandwich semigroups in locally small categories II: transformations},
journal={ALGEBRA UNIVERSALIS},
volume={79},
number={3},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Dolinka Igor,Djurdjev Ivana D,East James,Honyam Preeyanuch,Sangkhanan Kritsada,Sanwong Jintana,Sommanee Worachead},
year={2018},
title={Sandwich semigroups in locally small categories I: foundations},
journal={ALGEBRA UNIVERSALIS},
volume={79},
number={3},
pages={-},
document_type={Article},
}