Both Russian president Vladimir Putin and prime minister Dmitry Medvedev have already denounced the International Olympic Committee decision, saying they "expected that the CAS (appeals court) decision would dispel all suspicions against the athletes".
IOC President Thomas Bach and the IOC executive board are not satisfied with the recent report of AIBA concerning governance, anti-doping issues and refereeing.
At an indoor track meet in Siberia in January, 36 Russian athletes suddenly withdrew, many of them claiming to be sick.
Throughout her historic career as overwhelmingly Zimbabwe's most-decorated athlete, Coventry collected 7 Olympic medals, including back-to-back 200m backstroke gold medals at the 2004 and 2008 Games.
"Therefore, the panel unanimously recommended that the IOC not extend an invitation to the Olympic Winter Games PyeongChang 2018 to the 15 individuals requested by the suspended ROC".
Korean-born speed skater Viktor Ahn and 31 other Russian athletes launched a last-ditch appeal yesterday against their suspensions from the Pyeongchang Winter Olympics following a widespread doping scandal.
An, 32, Shipulin and Ustyugov were not included on the list of allowed athletes, although Stanislav Pozdnyakov, vice-president of the Russian Olympic Committee, has insisted they had "never been implicated in any type of doping affair". We are confident with the extremely large amount of work.that has gone into making sure that there will be a path for clean athletes to compete at these Games.More news: Global gold demand down due to lower investments
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It later ruled that 169 athletes who had proved they were clean would be allowed to compete.
The IOC said additional elements or evidence "raised suspicion about the integrity of these athletes". The IOC is expected to produce a report from the recently announced investigation into AIBA by the end of April.
"From the fact that refereeing is part of the decision we already took in December a year ago and we were requesting more information, you can conclude we're still looking into this issue", he told a news conference on Sunday.
John Coates, an member and also the president of the International Council of Arbitration for Sport, tried to assure Bach the judicial reasoning would be forthcoming.
"The reasoned decisions in high profile cases are critically important. we look forward to their publications as soon as possible", he said.
Earlier, IOC disciplinary commission chair Denis Oswald made reference to the decision by CAS last week to clear 28 Russian athletes of doping at the Sochi 2014 Winter Olympics. "We need the reasoned decision to see whether we have any prospect of success", said Bach.