Non-detection of fast radio bursts from six gamma-ray burst remnants with possible magnetar engines. - Men, Yunpeng; Aggarwal, Kshitij; Li, Ye; Palaniswamy, Divya; Burke-Spolaor, Sarah; Lee, K J; Luo, Rui; Demorest, Paul; Tendulkar, Shriharsh; Agarwal, Devansh; Young, Olivia; Zhang, Bing (Monthly Notices of the Royal Astronomical Society, 2019)