Sharma, A., Singh, G., Sharma, S. and Sood, S. 2007. Combining ability and heterosis for pod yield and its related horticultural traits in garden pea (Pisum sativum L.) under mid-hill sub-temperate and high-hill dry-temperate conditions of Himachal Pradesh. INDIAN JOURNAL OF GENETICS AND PLANT BREEDING. 67, 01 (Feb. 2007), 47–50. DOI:https://doi.org/.