https://www.amazon.com/8-Years-Later-Kevin-Sherwood/dp/B00YE9AF5I
https://www.amazon.com/Syzygy-Zone-Trooper-Charlie/dp/B086SR5YB7/ref=sr_1_1?dchild=1&keywords=Zone+Trooper+Charlie&qid=1607630803&refinements=p_n_feature_browse-bin%3A625150011&rnid=625149011&s=dmusic&search-type=ss&sr=1-1