{{cite journal | last1=Ullah | first1=M. A. | author2=M. I. Uddin | author3=A. B. Puteh | author4=M. S. Haque | author5=M. S. Islam | year=2015 | title=ALTERNATIVE GELLING AGENTS FOR IN VITRO PROPAGATION OF ORCHID (DENDROBIUM SONIA) | journal=Journal of Animal and Plant Sciences | volume=25 | issue=3 | pages=792-797 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2015-JAPS-108}}