Jiarong LuoXu Chen 0015Chong Wang 0004Gaoxun ZhangBidirectional options in random yield supply chains with demand and spot price uncertainty.211-2302021302Ann. Oper. Res.1https://doi.org/10.1007/s10479-021-03986-5db/journals/anor/anor302.html#LuoCWZ21