Different twins in the millisecond pulsar recycling scenario: Optical polarimetry of PSR J1023+0038 and XSS J12270-4859M. C. Baglio, P. D’Avanzo, S. Campana, F. Coti Zelati, S. Covino and D. M. RussellA&A, 591 (2016) A101DOI: https://doi.org/10.1051/0004-6361/201628383
