TY - RPRT TI - Smectic-A phase with two collinear incommensurate density modulations. AU - BR Ratna AU - R Shashidhar AU - VN Raja PY - 1985 DO - 10.1103/physrevlett.55.1476 UR - https://pubmed.ncbi.nlm.nih.gov/10031833/ ID - 10031833 ER -