“…As previously stated, the reference section for printing technologies includes many references [ [441] , [442] , [443] , [444] , [445] , [446] , [447] , [448] , [449] , [450] , [451] , [452] , [453] , [454] , [455] , [456] , [457] , [458] , [459] , [460] , [461] , [462] , [463] , [464] , [465] , [466] , [467] , [468] , [469] , [470] , [471] , [472] , [473] , [474] , [475] , [476] , [477] , [478] , [479] , [480] , [481] , [482] , [483] , [484] , [485] , [486] , [487] , [488] , [489] , [490] , [491] , [492] , [493] , [494] , [495] , [496] , [497] , [498] , [499] , [500] , [501] , [502] ].…”