Alixonov Elmurod Jamoldinovich 2023. Optoelectronic Device for Monitoring the Linear Density of Cotton Ribbons Based on Emitting Diodes of the Al-106, Al-107 and Al-108 Types. Modern Journal of Social Sciences and Humanities. 2, 11 (Dec. 2023), 54–58. DOI:https://doi.org/10.51699/mjssh.v2i11.736.