The Journal of Palestine Studies reports on International Committee of the Red Cross (ICRC) documents describing internment of thousands of Palestinian civilians in Israeli-run prisoner of war camps: https://watermark.silverchair.com/jps_2014_43_4_11.pdf?token=AQECAHi208BE49Ooan9kkhW_Ercy7Dm3ZL_9Cf3qfKAc485ysgAAAqQwggKgBgkqhkiG9w0BBwagggKRMIICjQIBADCCAoYGCSqGSIb3DQEHATAeBglghkgBZQMEAS4wEQQM6AfED6m1kQX6eFc5AgEQgIICV-_NF3Uti8eDaHdy-IF-e953syn66aH47tXFz6Hh3Go7xHPeCdbEiMf2U4F9jj1h1fwm67F3T9k7sfPaXyJGg8Jn2H6z4dDhQ7Wz0OlKnObzB2FQpgiCujQVjVB5qFHQUB750Uu00HLdPZC6-G3cQp7oZpBotFYntp9oCsbfIBoVJ06atPM-Cys_lmRXtYs8vcRqLnB-J-WLCpbBWJQ72aKHgG4IcNv2SCn-EQFyBipLmCOpoifnZkz9m-Tn1UbveSnmAOljKlFgSc0zauD1GyCuszuZLIXdx_w_qLpYvaFvJ0kFe8I6WvvIHe4t_G1il1VbebjEZ1qIQ4nPpM3Xjsug-GOQ-r8-NJ9QLex3pX-ZNpyZ4niptPv82Rbs3y9ZsWpIJo3RXW-8RebgqEzCmC5WbmVl_VLZsTcMv8ymjxAZHxU3xqgXGMWe_jTztWv6LQmnKRrFenDIYd7bTmDpvo89k51cwF51S6FTR7_oeSRBwJ6pqAyVv3HayHM2akIg9T_F2I4ij25-f-0TAYjVmkm9WuJoYEI42fuKGGq390fh6yj3cTDKNqhTkCwCnL17j4ZrbBoYTpxHE8ypGb-KQ2eoiI9BXd9M_fR7noo5T0tdXwdfFdvO4AvZuaZ8Zf-Xxy0cLWh3xfx4J9kYnG1JgojICtkI-9blxvwUdylGdZS0LeCKzQlgpJURMnw8Rs5-MZA-o_PRK1VHeuB1tu8Tk-jGuxYOnnCUlbAyqrgl_XkDLsOizx2GdYKqp64yJB0bYA4dQK16lGfLndl7D5rCVhmqqEd4k-oi
A summary of the report was presented here: https://www.globalresearch.ca/on-israels-little-known-concentration-and-labor-camps-1948-1955/5467832/amp?__twitter_impression=true&fbclid=IwAR12yV_hPRtIkFxM1yW809Gz5UPO0sasZRETNUdqMYTOELvg5ZeDwpzMlyc